diff --git a/CHANGELOG.md b/CHANGELOG.md
index d4ef6ff9..09574398 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,11 +18,21 @@
 
 - (deps) [#21](https://github.com/KYVENetwork/chain/pull/21) Bump Cosmos SDK to [v0.46.11](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.46.11) ([`v0.46.11-kyve-rc0`](https://github.com/KYVENetwork/cosmos-sdk/releases/tag/v0.46.11-kyve-rc0)).
 - (deps) [#21](https://github.com/KYVENetwork/chain/pull/21) Switch to CometBFT from Informal Systems' Tendermint fork.
+- [#22](https://github.com/KYVENetwork/chain/pull/22) Emit an event when updating module parameters.
+- [#22](https://github.com/KYVENetwork/chain/pull/22) Various minor code improvements, cleanups, and validations.
 
 ### Bug Fixes
 
 - [#20](https://github.com/KYVENetwork/chain/pull/20) Adjust investor vesting schedules from second funding round.
 
+### State Machine Breaking
+
+- (`x/bundles`) [#19](https://github.com/KYVENetwork/chain/pull/19) Migrate `NetworkFee` param to type `sdk.Dec`.
+- (`x/delegation`) [#19](https://github.com/KYVENetwork/chain/pull/19) Migrate `VoteSlash`, `UploadSlash`, `TimeoutSlash` params to type `sdk.Dec`.
+- (`x/stakers`) [#19](https://github.com/KYVENetwork/chain/pull/19) Migrate `Commission` to type `sdk.Dec`.
+- (`x/bundles`) [#22](https://github.com/KYVENetwork/chain/pull/22) use non-manipulable pseudo-random source seed for uploader selection.
+
+
 ## [v1.0.0](https://github.com/KYVENetwork/chain/releases/tag/v1.0.0) - 2023-03-10
 
 Release for the KYVE network launch.
diff --git a/app/app.go b/app/app.go
index d5ec4ed4..5f505aec 100644
--- a/app/app.go
+++ b/app/app.go
@@ -448,7 +448,6 @@ func NewKYVEApp(
 		app.PoolKeeper,
 		app.StakersKeeper,
 		app.DelegationKeeper,
-		app.UpgradeKeeper,
 	)
 
 	// Create IBC Keepers
diff --git a/proto/kyve/bundles/v1beta1/events.proto b/proto/kyve/bundles/v1beta1/events.proto
index 6bc7b503..f82143f0 100644
--- a/proto/kyve/bundles/v1beta1/events.proto
+++ b/proto/kyve/bundles/v1beta1/events.proto
@@ -2,11 +2,24 @@ syntax = "proto3";
 
 package kyve.bundles.v1beta1;
 
+import "gogoproto/gogo.proto";
 import "kyve/bundles/v1beta1/bundles.proto";
+import "kyve/bundles/v1beta1/params.proto";
 import "kyve/bundles/v1beta1/tx.proto";
 
 option go_package = "github.com/KYVENetwork/chain/x/bundles/types";
 
+// EventUpdateParams is an event emitted when the module parameters are updated.
+// emitted_by: MsgUpdateParams
+message EventUpdateParams {
+  // old_params is the module's old parameters.
+  kyve.bundles.v1beta1.Params old_params = 1 [(gogoproto.nullable) = false];
+  // new_params is the module's new parameters.
+  kyve.bundles.v1beta1.Params new_params = 2 [(gogoproto.nullable) = false];
+  // payload is the parameter updates that were performed.
+  string payload = 3;
+}
+
 // EventBundleVote is an event emitted when a protocol node votes on a bundle.
 // emitted_by: MsgVoteBundleProposal
 message EventBundleVote {
diff --git a/proto/kyve/bundles/v1beta1/params.proto b/proto/kyve/bundles/v1beta1/params.proto
index e2f2d93d..b31a4d25 100644
--- a/proto/kyve/bundles/v1beta1/params.proto
+++ b/proto/kyve/bundles/v1beta1/params.proto
@@ -16,7 +16,10 @@ message Params {
     (gogoproto.nullable) = false
   ];
   // network_fee ...
-  string network_fee = 3;
+  string network_fee = 3 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
   // max_points ...
   uint64 max_points = 4;
 }
diff --git a/proto/kyve/delegation/v1beta1/events.proto b/proto/kyve/delegation/v1beta1/events.proto
index 13b45fbd..da13e687 100644
--- a/proto/kyve/delegation/v1beta1/events.proto
+++ b/proto/kyve/delegation/v1beta1/events.proto
@@ -2,10 +2,23 @@ syntax = "proto3";
 
 package kyve.delegation.v1beta1;
 
+import "gogoproto/gogo.proto";
 import "kyve/delegation/v1beta1/delegation.proto";
+import "kyve/delegation/v1beta1/params.proto";
 
 option go_package = "github.com/KYVENetwork/chain/x/delegation/types";
 
+// EventUpdateParams is an event emitted when the module parameters are updated.
+// emitted_by: MsgUpdateParams
+message EventUpdateParams {
+  // old_params is the module's old parameters.
+  kyve.delegation.v1beta1.Params old_params = 1 [(gogoproto.nullable) = false];
+  // new_params is the module's new parameters.
+  kyve.delegation.v1beta1.Params new_params = 2 [(gogoproto.nullable) = false];
+  // payload is the parameter updates that were performed.
+  string payload = 3;
+}
+
 // ---------- Delegating Events ----------
 
 // EventDelegate is an event emitted when someone delegates to a protocol node.
diff --git a/proto/kyve/delegation/v1beta1/params.proto b/proto/kyve/delegation/v1beta1/params.proto
index 1cf3053b..86ff72de 100644
--- a/proto/kyve/delegation/v1beta1/params.proto
+++ b/proto/kyve/delegation/v1beta1/params.proto
@@ -2,6 +2,8 @@ syntax = "proto3";
 
 package kyve.delegation.v1beta1;
 
+import "gogoproto/gogo.proto";
+
 option go_package = "github.com/KYVENetwork/chain/x/delegation/types";
 
 // Params defines the delegation module parameters.
@@ -13,9 +15,18 @@ message Params {
   // unbonding_delegation_time ...
   uint64 redelegation_max_amount = 3;
   // vote_slash ...
-  string vote_slash = 4;
+  string vote_slash = 4 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
   // upload_slash ...
-  string upload_slash = 5;
+  string upload_slash = 5 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
   // timeout_slash ...
-  string timeout_slash = 6;
+  string timeout_slash = 6 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 }
diff --git a/proto/kyve/global/v1beta1/events.proto b/proto/kyve/global/v1beta1/events.proto
new file mode 100644
index 00000000..eab53058
--- /dev/null
+++ b/proto/kyve/global/v1beta1/events.proto
@@ -0,0 +1,19 @@
+syntax = "proto3";
+
+package kyve.global.v1beta1;
+
+import "gogoproto/gogo.proto";
+import "kyve/global/v1beta1/global.proto";
+
+option go_package = "github.com/KYVENetwork/chain/x/global/types";
+
+// EventUpdateParams is an event emitted when the module parameters are updated.
+// emitted_by: MsgUpdateParams
+message EventUpdateParams {
+  // old_params is the module's old parameters.
+  kyve.global.v1beta1.Params old_params = 1 [(gogoproto.nullable) = false];
+  // new_params is the module's new parameters.
+  kyve.global.v1beta1.Params new_params = 2 [(gogoproto.nullable) = false];
+  // payload is the parameter updates that were performed.
+  string payload = 3;
+}
diff --git a/proto/kyve/query/v1beta1/query.proto b/proto/kyve/query/v1beta1/query.proto
index 88fa9dfb..04be74af 100644
--- a/proto/kyve/query/v1beta1/query.proto
+++ b/proto/kyve/query/v1beta1/query.proto
@@ -2,6 +2,7 @@ syntax = "proto3";
 
 package kyve.query.v1beta1;
 
+import "gogoproto/gogo.proto";
 import "kyve/pool/v1beta1/pool.proto";
 
 option go_package = "github.com/KYVENetwork/chain/x/query/types";
@@ -94,7 +95,10 @@ message StakerMetadata {
   // commission is the percentage of the rewards that will
   // get transferred to the staker before the remaining
   // rewards are split across all delegators
-  string commission = 1;
+  string commission = 1 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 
   // moniker is a human-readable name for displaying
   // the staker in the UI
@@ -119,7 +123,10 @@ message StakerMetadata {
 message CommissionChangeEntry {
   // commission is the new commission that will
   // become active once the change-time is over
-  string commission = 1;
+  string commission = 1 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 
   // creation_date is the UNIX-timestamp (in seconds)
   // of when the entry was created.
diff --git a/proto/kyve/stakers/v1beta1/events.proto b/proto/kyve/stakers/v1beta1/events.proto
index 3b7fba3d..5bc47f03 100644
--- a/proto/kyve/stakers/v1beta1/events.proto
+++ b/proto/kyve/stakers/v1beta1/events.proto
@@ -2,8 +2,22 @@ syntax = "proto3";
 
 package kyve.stakers.v1beta1;
 
+import "gogoproto/gogo.proto";
+import "kyve/stakers/v1beta1/params.proto";
+
 option go_package = "github.com/KYVENetwork/chain/x/stakers/types";
 
+// EventUpdateParams is an event emitted when the module parameters are updated.
+// emitted_by: MsgUpdateParams
+message EventUpdateParams {
+  // old_params is the module's old parameters.
+  kyve.stakers.v1beta1.Params old_params = 1 [(gogoproto.nullable) = false];
+  // new_params is the module's new parameters.
+  kyve.stakers.v1beta1.Params new_params = 2 [(gogoproto.nullable) = false];
+  // payload is the parameter updates that were performed.
+  string payload = 3;
+}
+
 // EventCreateStaker is an event emitted when a protocol node stakes in a pool.
 // emitted_by: MsgCreateStaker
 message EventCreateStaker {
@@ -32,7 +46,10 @@ message EventUpdateCommission {
   // staker is the account address of the protocol node.
   string staker = 1;
   // commission ...
-  string commission = 2;
+  string commission = 2 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 }
 
 // EventJoinPool ...
diff --git a/proto/kyve/stakers/v1beta1/stakers.proto b/proto/kyve/stakers/v1beta1/stakers.proto
index 66ac6513..bc7c85fd 100644
--- a/proto/kyve/stakers/v1beta1/stakers.proto
+++ b/proto/kyve/stakers/v1beta1/stakers.proto
@@ -2,6 +2,8 @@ syntax = "proto3";
 
 package kyve.stakers.v1beta1;
 
+import "gogoproto/gogo.proto";
+
 option go_package = "github.com/KYVENetwork/chain/x/stakers/types";
 
 // Staker contains all metadata for a staker
@@ -10,7 +12,10 @@ message Staker {
   // address ...
   string address = 1;
   // commission ...
-  string commission = 2;
+  string commission = 2 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
   // moniker ...
   string moniker = 3;
   // website ...
@@ -50,7 +55,10 @@ message CommissionChangeEntry {
   string staker = 2;
   // commission is the new commission which will
   // be applied after the waiting time is over.
-  string commission = 3;
+  string commission = 3 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
   // creation_date is the UNIX-timestamp in seconds
   // when the entry was created.
   int64 creation_date = 4;
diff --git a/proto/kyve/stakers/v1beta1/tx.proto b/proto/kyve/stakers/v1beta1/tx.proto
index 729f36ae..d1509d1f 100644
--- a/proto/kyve/stakers/v1beta1/tx.proto
+++ b/proto/kyve/stakers/v1beta1/tx.proto
@@ -3,6 +3,7 @@ syntax = "proto3";
 package kyve.stakers.v1beta1;
 
 import "cosmos_proto/cosmos.proto";
+import "gogoproto/gogo.proto";
 
 option go_package = "github.com/KYVENetwork/chain/x/stakers/types";
 
@@ -24,12 +25,18 @@ service Msg {
   rpc UpdateParams(MsgUpdateParams) returns (MsgUpdateParamsResponse);
 }
 
-// MsgStakePool defines a SDK message for staking in a pool.
+// MsgCreateStaker defines a SDK message for creating a staker.
 message MsgCreateStaker {
-  // creator ...
+  // creator is the address of the staker.
   string creator = 1;
-  // amount ...
+  // amount is the initial self-stake of the staker.
   uint64 amount = 2;
+  // commission is the percentage that is deducted from rewards before
+  // distributing the staker's delegators.
+  string commission = 3 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 }
 
 // MsgStakePoolResponse defines the Msg/StakePool response type.
@@ -55,7 +62,10 @@ message MsgUpdateCommission {
   // creator ...
   string creator = 1;
   // commission ...
-  string commission = 2;
+  string commission = 2 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 }
 
 // MsgUpdateCommissionResponse ...
diff --git a/testutil/integration/transactions.go b/testutil/integration/transactions.go
index 12a298e5..3dce58be 100644
--- a/testutil/integration/transactions.go
+++ b/testutil/integration/transactions.go
@@ -19,6 +19,13 @@ func (suite *KeeperTestSuite) RunTx(msg sdk.Msg) (*sdk.Result, error) {
 	return res, nil
 }
 
+func (suite *KeeperTestSuite) RunTxError(msg sdk.Msg) error {
+	_, err := suite.RunTx(msg)
+	Expect(err).To(HaveOccurred())
+
+	return err
+}
+
 func (suite *KeeperTestSuite) RunTxSuccess(msg sdk.Msg) *sdk.Result {
 	result, err := suite.RunTx(msg)
 	Expect(err).NotTo(HaveOccurred())
diff --git a/util/logic_bank.go b/util/logic_bank.go
index bc2337c6..7160b861 100644
--- a/util/logic_bank.go
+++ b/util/logic_bank.go
@@ -7,9 +7,19 @@ import (
 
 type BankKeeper interface {
 	SendCoins(ctx sdk.Context, fromAddr sdk.AccAddress, toAddr sdk.AccAddress, amt sdk.Coins) error
-	SendCoinsFromModuleToAccount(ctx sdk.Context, senderModule string, recipientAddr sdk.AccAddress, amt sdk.Coins) error
+	SendCoinsFromModuleToAccount(
+		ctx sdk.Context,
+		senderModule string,
+		recipientAddr sdk.AccAddress,
+		amt sdk.Coins,
+	) error
 	SendCoinsFromModuleToModule(ctx sdk.Context, senderModule, recipientModule string, amt sdk.Coins) error
-	SendCoinsFromAccountToModule(ctx sdk.Context, senderAddr sdk.AccAddress, recipientModule string, amt sdk.Coins) error
+	SendCoinsFromAccountToModule(
+		ctx sdk.Context,
+		senderAddr sdk.AccAddress,
+		recipientModule string,
+		amt sdk.Coins,
+	) error
 }
 
 type DistrKeeper interface {
@@ -21,7 +31,13 @@ type AccountKeeper interface {
 }
 
 // TransferFromAddressToAddress sends tokens from the given address to a specified address.
-func TransferFromAddressToAddress(bankKeeper BankKeeper, ctx sdk.Context, fromAddress string, toAddress string, amount uint64) error {
+func TransferFromAddressToAddress(
+	bankKeeper BankKeeper,
+	ctx sdk.Context,
+	fromAddress string,
+	toAddress string,
+	amount uint64,
+) error {
 	sender, errSenderAddress := sdk.AccAddressFromBech32(fromAddress)
 	if errSenderAddress != nil {
 		return errSenderAddress
@@ -37,8 +53,14 @@ func TransferFromAddressToAddress(bankKeeper BankKeeper, ctx sdk.Context, fromAd
 	return err
 }
 
-// TransferToAddress sends tokens from the given module to a specified address.
-func TransferFromModuleToAddress(bankKeeper BankKeeper, ctx sdk.Context, module string, address string, amount uint64) error {
+// TransferFromModuleToAddress sends tokens from the given module to a specified address.
+func TransferFromModuleToAddress(
+	bankKeeper BankKeeper,
+	ctx sdk.Context,
+	module string,
+	address string,
+	amount uint64,
+) error {
 	recipient, errAddress := sdk.AccAddressFromBech32(address)
 	if errAddress != nil {
 		return errAddress
@@ -49,8 +71,14 @@ func TransferFromModuleToAddress(bankKeeper BankKeeper, ctx sdk.Context, module
 	return err
 }
 
-// TransferToRegistry sends tokens from a specified address to the given module.
-func TransferFromAddressToModule(bankKeeper BankKeeper, ctx sdk.Context, address string, module string, amount uint64) error {
+// TransferFromAddressToModule sends tokens from a specified address to the given module.
+func TransferFromAddressToModule(
+	bankKeeper BankKeeper,
+	ctx sdk.Context,
+	address string,
+	module string,
+	amount uint64,
+) error {
 	sender, errAddress := sdk.AccAddressFromBech32(address)
 	if errAddress != nil {
 		return errAddress
@@ -61,14 +89,20 @@ func TransferFromAddressToModule(bankKeeper BankKeeper, ctx sdk.Context, address
 	return err
 }
 
-// TransferInterModule ...
-func TransferFromModuleToModule(bankKeeper BankKeeper, ctx sdk.Context, fromModule string, toModule string, amount uint64) error {
+// TransferFromModuleToModule sends tokens from a specified module to the given module.
+func TransferFromModuleToModule(
+	bankKeeper BankKeeper,
+	ctx sdk.Context,
+	fromModule string,
+	toModule string,
+	amount uint64,
+) error {
 	coins := sdk.NewCoins(sdk.NewInt64Coin(globalTypes.Denom, int64(amount)))
 	err := bankKeeper.SendCoinsFromModuleToModule(ctx, fromModule, toModule, coins)
 	return err
 }
 
-// transferToTreasury sends tokens from this module to the treasury (community spend pool).
+// TransferFromAddressToTreasury sends tokens from a given address to the treasury (community spend pool).
 func TransferFromAddressToTreasury(distrKeeper DistrKeeper, ctx sdk.Context, address string, amount uint64) error {
 	sender, errAddress := sdk.AccAddressFromBech32(address)
 	if errAddress != nil {
@@ -83,8 +117,14 @@ func TransferFromAddressToTreasury(distrKeeper DistrKeeper, ctx sdk.Context, add
 	return nil
 }
 
-// transferToTreasury sends tokens from this module to the treasury (community spend pool).
-func TransferFromModuleToTreasury(accountKeeper AccountKeeper, distrKeeper DistrKeeper, ctx sdk.Context, module string, amount uint64) error {
+// TransferFromModuleToTreasury sends tokens from a module to the treasury (community spend pool).
+func TransferFromModuleToTreasury(
+	accountKeeper AccountKeeper,
+	distrKeeper DistrKeeper,
+	ctx sdk.Context,
+	module string,
+	amount uint64,
+) error {
 	sender := accountKeeper.GetModuleAddress(module)
 	coins := sdk.NewCoins(sdk.NewInt64Coin(globalTypes.Denom, int64(amount)))
 
diff --git a/util/validate.go b/util/validate.go
index b218e277..cc4169d5 100644
--- a/util/validate.go
+++ b/util/validate.go
@@ -3,33 +3,60 @@ package util
 import (
 	"fmt"
 
+	"cosmossdk.io/math"
+
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
 
-func ValidateUint64(v interface{}) error {
-	_, ok := v.(uint64)
+func ValidateDecimal(i interface{}) error {
+	v, ok := i.(sdk.Dec)
 	if !ok {
-		return fmt.Errorf("invalid parameter type: %T", v)
+		return fmt.Errorf("invalid type: %T", i)
+	}
+
+	if v.IsNil() || v.IsNegative() {
+		return fmt.Errorf("invalid decimal: %s", v)
 	}
+
 	return nil
 }
 
-func ValidatePercentage(v interface{}) error {
-	val, ok := v.(string)
+func ValidateNumber(i interface{}) error {
+	v, ok := i.(uint64)
 	if !ok {
-		return fmt.Errorf("invalid parameter type: %T", v)
+		return fmt.Errorf("invalid type: %T", i)
 	}
 
-	parsedVal, err := sdk.NewDecFromStr(val)
-	if err != nil {
-		return fmt.Errorf("invalid decimal representation: %T", v)
+	if math.NewIntFromUint64(v).IsNil() || math.NewIntFromUint64(v).IsNegative() {
+		return fmt.Errorf("invalid number: %d", v)
 	}
 
-	if parsedVal.LT(sdk.NewDec(0)) {
-		return fmt.Errorf("percentage should be greater than or equal to 0")
+	return nil
+}
+
+func ValidatePositiveNumber(i interface{}) error {
+	v, ok := i.(uint64)
+	if !ok {
+		return fmt.Errorf("invalid type: %T", i)
 	}
-	if parsedVal.GT(sdk.NewDec(1)) {
-		return fmt.Errorf("percentage should be less than or equal to 1")
+
+	if math.NewIntFromUint64(v).IsNil() ||
+		math.NewIntFromUint64(v).IsNegative() ||
+		math.NewIntFromUint64(v).IsZero() {
+		return fmt.Errorf("invalid number: %d", v)
+	}
+
+	return nil
+}
+
+func ValidatePercentage(i interface{}) error {
+	v, ok := i.(sdk.Dec)
+	if !ok {
+		return fmt.Errorf("invalid type: %T", i)
+	}
+
+	if v.IsNil() || v.IsNegative() || v.GT(sdk.OneDec()) {
+		return fmt.Errorf("invalid percentage: %s", v)
 	}
 
 	return nil
diff --git a/x/bundles/keeper/getters_params.go b/x/bundles/keeper/getters_params.go
index 825ce6c7..ffe082e3 100644
--- a/x/bundles/keeper/getters_params.go
+++ b/x/bundles/keeper/getters_params.go
@@ -29,7 +29,7 @@ func (k Keeper) GetStorageCost(ctx sdk.Context) (res sdk.Dec) {
 }
 
 // GetNetworkFee returns the NetworkFee param
-func (k Keeper) GetNetworkFee(ctx sdk.Context) (res string) {
+func (k Keeper) GetNetworkFee(ctx sdk.Context) (res sdk.Dec) {
 	return k.GetParams(ctx).NetworkFee
 }
 
diff --git a/x/bundles/keeper/keeper.go b/x/bundles/keeper/keeper.go
index 59c40483..69d0b6cb 100644
--- a/x/bundles/keeper/keeper.go
+++ b/x/bundles/keeper/keeper.go
@@ -25,7 +25,6 @@ type (
 		poolKeeper       types.PoolKeeper
 		stakerKeeper     types.StakerKeeper
 		delegationKeeper types.DelegationKeeper
-		upgradeKeeper    types.UpgradeKeeper
 	}
 )
 
@@ -42,7 +41,6 @@ func NewKeeper(
 	poolKeeper types.PoolKeeper,
 	stakerKeeper types.StakerKeeper,
 	delegationKeeper types.DelegationKeeper,
-	upgradeKeeper types.UpgradeKeeper,
 ) *Keeper {
 	return &Keeper{
 		cdc:      cdc,
diff --git a/x/bundles/keeper/keeper_suite_invalid_bundles_test.go b/x/bundles/keeper/keeper_suite_invalid_bundles_test.go
index 2bdb65b0..8dfc69c4 100644
--- a/x/bundles/keeper/keeper_suite_invalid_bundles_test.go
+++ b/x/bundles/keeper/keeper_suite_invalid_bundles_test.go
@@ -196,7 +196,7 @@ var _ = Describe("invalid bundles", Ordered, func() {
 		Expect(s.App().DelegationKeeper.GetOutstandingRewards(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(BeZero())
 
 		// calculate uploader slashes
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetUploadSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetUploadSlash(s.Ctx())
 		slashAmount := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 
 		Expect(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(Equal(100*i.KYVE - slashAmount))
@@ -338,7 +338,7 @@ var _ = Describe("invalid bundles", Ordered, func() {
 		Expect(s.App().DelegationKeeper.GetOutstandingRewards(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(BeZero())
 
 		// calculate uploader slashes
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetUploadSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetUploadSlash(s.Ctx())
 		slashAmountUploader := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 		slashAmountDelegator := uint64(sdk.NewDec(int64(300 * i.KYVE)).Mul(fraction).TruncateInt64())
 
@@ -510,7 +510,7 @@ var _ = Describe("invalid bundles", Ordered, func() {
 		Expect(s.App().DelegationKeeper.GetOutstandingRewards(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(BeZero())
 
 		// calculate uploader slashes
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetUploadSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetUploadSlash(s.Ctx())
 		slashAmountUploader := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 		slashAmountDelegator1 := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 
@@ -518,7 +518,7 @@ var _ = Describe("invalid bundles", Ordered, func() {
 		Expect(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_0, i.ALICE)).To(Equal(100*i.KYVE - slashAmountDelegator1))
 
 		// calculate voter slashes
-		fraction, _ = sdk.NewDecFromStr(s.App().DelegationKeeper.GetVoteSlash(s.Ctx()))
+		fraction = s.App().DelegationKeeper.GetVoteSlash(s.Ctx())
 		slashAmountVoter := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 		slashAmountDelegator2 := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 
diff --git a/x/bundles/keeper/keeper_suite_points_test.go b/x/bundles/keeper/keeper_suite_points_test.go
index 3e44a2b2..0fe53c3f 100644
--- a/x/bundles/keeper/keeper_suite_points_test.go
+++ b/x/bundles/keeper/keeper_suite_points_test.go
@@ -310,7 +310,7 @@ var _ = Describe("points", Ordered, func() {
 		Expect(valaccountFound).To(BeFalse())
 
 		// check if voter got slashed
-		slashAmountRatio, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx()))
+		slashAmountRatio := s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx())
 		expectedBalance := 50*i.KYVE - uint64(sdk.NewDec(int64(50*i.KYVE)).Mul(slashAmountRatio).TruncateInt64())
 
 		Expect(expectedBalance).To(Equal(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_1, i.STAKER_1)))
diff --git a/x/bundles/keeper/keeper_suite_stakers_leave_test.go b/x/bundles/keeper/keeper_suite_stakers_leave_test.go
index 99707ca3..213799ba 100644
--- a/x/bundles/keeper/keeper_suite_stakers_leave_test.go
+++ b/x/bundles/keeper/keeper_suite_stakers_leave_test.go
@@ -218,13 +218,12 @@ var _ = Describe("stakers leave", Ordered, func() {
 		balanceUploader := s.GetBalanceFromAddress(i.STAKER_0)
 
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		uploaderDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// assert payout transfer
@@ -309,7 +308,7 @@ var _ = Describe("stakers leave", Ordered, func() {
 		Expect(valaccountFound).To(BeFalse())
 
 		// check if next uploader got slashed
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetUploadSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetUploadSlash(s.Ctx())
 		slashAmount := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 
 		Expect(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(Equal(100*i.KYVE - slashAmount))
@@ -402,7 +401,7 @@ var _ = Describe("stakers leave", Ordered, func() {
 		Expect(valaccountFound).To(BeFalse())
 
 		// check if voter got slashed
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetVoteSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetVoteSlash(s.Ctx())
 		slashAmount := uint64(sdk.NewDec(int64(50 * i.KYVE)).Mul(fraction).TruncateInt64())
 
 		Expect(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_1, i.STAKER_1)).To(Equal(50*i.KYVE - slashAmount))
diff --git a/x/bundles/keeper/keeper_suite_valid_bundles_test.go b/x/bundles/keeper/keeper_suite_valid_bundles_test.go
index 74188ab8..82948132 100644
--- a/x/bundles/keeper/keeper_suite_valid_bundles_test.go
+++ b/x/bundles/keeper/keeper_suite_valid_bundles_test.go
@@ -179,13 +179,12 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		uploaderDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// assert payout transfer
@@ -295,13 +294,12 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		totalDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// divide with 4 because uploader only has 25% of total delegation
@@ -444,13 +442,12 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		uploaderDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// assert payout transfer
@@ -599,13 +596,12 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		totalDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// divide with 4 because uploader only has 25% of total delegation
@@ -759,13 +755,12 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		totalDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// divide with 4 because uploader only has 25% of total delegation
@@ -927,13 +922,12 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		totalDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// divide with 4 because uploader only has 25% of total delegation
@@ -1084,7 +1078,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 		uploader, _ := s.App().StakersKeeper.GetStaker(s.Ctx(), valaccountUploader.Staker)
 
 		// calculate voter slashes
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetVoteSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetVoteSlash(s.Ctx())
 		slashAmountVoter := uint64(sdk.NewDec(int64(200 * i.KYVE)).Mul(fraction).TruncateInt64())
 		slashAmountDelegator := uint64(sdk.NewDec(int64(100 * i.KYVE)).Mul(fraction).TruncateInt64())
 
@@ -1105,13 +1099,12 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
-		commission, _ := sdk.NewDecFromStr(uploader.Commission)
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
 
-		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(commission).TruncateInt64())
+		uploaderPayoutReward := uint64(sdk.NewDec(int64(totalUploaderReward)).Mul(uploader.Commission).TruncateInt64())
 		totalDelegationReward := totalUploaderReward - uploaderPayoutReward
 
 		// divide with 4 because uploader only has 25% of total delegation
diff --git a/x/bundles/keeper/keeper_suite_zero_delegation_test.go b/x/bundles/keeper/keeper_suite_zero_delegation_test.go
index 432e4464..e4d2c634 100644
--- a/x/bundles/keeper/keeper_suite_zero_delegation_test.go
+++ b/x/bundles/keeper/keeper_suite_zero_delegation_test.go
@@ -234,7 +234,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 		Expect(bundleProposal.NextUploader).To(Equal(i.STAKER_0))
 
 		// calculate voter slashes
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetVoteSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetVoteSlash(s.Ctx())
 		slashAmountVoter := uint64(sdk.NewDec(int64(0 * i.KYVE)).Mul(fraction).TruncateInt64())
 		Expect(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_1, i.STAKER_1)).To(Equal(0*i.KYVE - slashAmountVoter))
 
@@ -385,7 +385,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 
 		// calculate uploader rewards
 		totalReward := uint64(s.App().BundlesKeeper.GetStorageCost(s.Ctx()).MulInt64(100).TruncateInt64()) + pool.OperatingCost
-		networkFee, _ := sdk.NewDecFromStr(s.App().BundlesKeeper.GetNetworkFee(s.Ctx()))
+		networkFee := s.App().BundlesKeeper.GetNetworkFee(s.Ctx())
 
 		treasuryReward := uint64(sdk.NewDec(int64(totalReward)).Mul(networkFee).TruncateInt64())
 		totalUploaderReward := totalReward - treasuryReward
@@ -529,7 +529,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 		Expect(s.App().DelegationKeeper.GetOutstandingRewards(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(BeZero())
 
 		// calculate uploader slashes
-		fraction, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetUploadSlash(s.Ctx()))
+		fraction := s.App().DelegationKeeper.GetUploadSlash(s.Ctx())
 		slashAmount := uint64(sdk.NewDec(int64(0 * i.KYVE)).Mul(fraction).TruncateInt64())
 
 		Expect(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(Equal(0*i.KYVE - slashAmount))
@@ -643,7 +643,7 @@ var _ = Describe("valid bundles", Ordered, func() {
 		Expect(valaccountFound).To(BeFalse())
 
 		// check if voter got slashed
-		slashAmountRatio, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx()))
+		slashAmountRatio := s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx())
 		expectedBalance := 0*i.KYVE - uint64(sdk.NewDec(int64(0*i.KYVE)).Mul(slashAmountRatio).TruncateInt64())
 
 		Expect(expectedBalance).To(Equal(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_1, i.STAKER_1)))
diff --git a/x/bundles/keeper/logic_bundles.go b/x/bundles/keeper/logic_bundles.go
index 2d6d1691..0a91567d 100644
--- a/x/bundles/keeper/logic_bundles.go
+++ b/x/bundles/keeper/logic_bundles.go
@@ -1,7 +1,6 @@
 package keeper
 
 import (
-	"encoding/binary"
 	"math/rand"
 	"sort"
 
@@ -238,12 +237,8 @@ func (k Keeper) calculatePayouts(ctx sdk.Context, poolId uint64) (bundleReward t
 	// formula for calculating the rewards
 	bundleReward.Total = pool.OperatingCost + uint64(k.GetStorageCost(ctx).MulInt64(int64(bundleProposal.DataSize)).TruncateInt64())
 
-	networkFee, err := sdk.NewDecFromStr(k.GetNetworkFee(ctx))
-	if err != nil {
-		util.PanicHalt(k.upgradeKeeper, ctx, "Network Fee unparasable - "+k.GetNetworkFee(ctx))
-	}
 	// Add fee to treasury
-	bundleReward.Treasury = uint64(sdk.NewDec(int64(bundleReward.Total)).Mul(networkFee).TruncateInt64())
+	bundleReward.Treasury = uint64(sdk.NewDec(int64(bundleReward.Total)).Mul(k.GetNetworkFee(ctx)).TruncateInt64())
 
 	// Remaining rewards to be split between staker and its delegators
 	totalNodeReward := bundleReward.Total - bundleReward.Treasury
@@ -474,8 +469,7 @@ func (k Keeper) chooseNextUploaderFromSelectedStakers(ctx sdk.Context, poolId ui
 		}
 	}
 
-	seed := int64(binary.BigEndian.Uint64(ctx.BlockHeader().AppHash))
-	return k.getWeightedRandomChoice(_candidates, seed)
+	return k.getWeightedRandomChoice(_candidates, ctx.BlockHeader().Height)
 }
 
 // chooseNextUploaderFromAllStakers selects the next uploader based on all
diff --git a/x/bundles/keeper/logic_end_block_handle_upload_timeout_test.go b/x/bundles/keeper/logic_end_block_handle_upload_timeout_test.go
index d1d97f63..db7104eb 100644
--- a/x/bundles/keeper/logic_end_block_handle_upload_timeout_test.go
+++ b/x/bundles/keeper/logic_end_block_handle_upload_timeout_test.go
@@ -537,7 +537,7 @@ var _ = Describe("logic_end_block_handle_upload_timeout.go", Ordered, func() {
 		Expect(s.App().DelegationKeeper.GetDelegationOfPool(s.Ctx(), 0)).To(Equal(100 * i.KYVE))
 
 		// check if next uploader not got slashed
-		slashAmountRatio, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx()))
+		slashAmountRatio := s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx())
 		expectedBalance := 50*i.KYVE - uint64(sdk.NewDec(int64(50*i.KYVE)).Mul(slashAmountRatio).TruncateInt64())
 
 		Expect(expectedBalance).To(Equal(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_1, i.STAKER_1)))
@@ -638,7 +638,7 @@ var _ = Describe("logic_end_block_handle_upload_timeout.go", Ordered, func() {
 
 		Expect(bundleProposal.StorageId).To(BeEmpty())
 		Expect(bundleProposal.Uploader).To(BeEmpty())
-		Expect(bundleProposal.NextUploader).To(Equal(i.STAKER_1))
+		Expect(bundleProposal.NextUploader).To(Equal(i.STAKER_0))
 		Expect(bundleProposal.DataSize).To(BeZero())
 		Expect(bundleProposal.DataHash).To(BeEmpty())
 		Expect(bundleProposal.BundleSize).To(BeZero())
@@ -986,7 +986,7 @@ var _ = Describe("logic_end_block_handle_upload_timeout.go", Ordered, func() {
 		Expect(s.App().DelegationKeeper.GetDelegationOfPool(s.Ctx(), 1)).To(Equal(100 * i.KYVE))
 
 		// check if next uploader not got slashed
-		slashAmountRatio, _ := sdk.NewDecFromStr(s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx()))
+		slashAmountRatio := s.App().DelegationKeeper.GetTimeoutSlash(s.Ctx())
 		expectedBalance := 50*i.KYVE - uint64(sdk.NewDec(int64(50*i.KYVE)).Mul(slashAmountRatio).TruncateInt64())
 
 		Expect(expectedBalance).To(Equal(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_2, i.STAKER_2)))
diff --git a/x/bundles/keeper/msg_server_update_params.go b/x/bundles/keeper/msg_server_update_params.go
index 72a4cd76..00407887 100644
--- a/x/bundles/keeper/msg_server_update_params.go
+++ b/x/bundles/keeper/msg_server_update_params.go
@@ -5,7 +5,6 @@ import (
 	"encoding/json"
 
 	"cosmossdk.io/errors"
-
 	sdk "github.com/cosmos/cosmos-sdk/types"
 
 	// Bundles
@@ -14,17 +13,23 @@ import (
 	govTypes "github.com/cosmos/cosmos-sdk/x/gov/types"
 )
 
-func (k msgServer) UpdateParams(goCtx context.Context, req *types.MsgUpdateParams) (*types.MsgUpdateParamsResponse, error) {
-	if k.authority != req.Authority {
-		return nil, errors.Wrapf(govTypes.ErrInvalidSigner, "invalid authority; expected %s, got %s", k.authority, req.Authority)
+func (k msgServer) UpdateParams(goCtx context.Context, msg *types.MsgUpdateParams) (*types.MsgUpdateParamsResponse, error) {
+	if k.authority != msg.Authority {
+		return nil, errors.Wrapf(govTypes.ErrInvalidSigner, "invalid authority; expected %s, got %s", k.authority, msg.Authority)
 	}
 
 	ctx := sdk.UnwrapSDKContext(goCtx)
-	params := k.GetParams(ctx)
+	oldParams := k.GetParams(ctx)
+
+	newParams := oldParams
+	_ = json.Unmarshal([]byte(msg.Payload), &newParams)
+	k.SetParams(ctx, newParams)
 
-	payload := params
-	_ = json.Unmarshal([]byte(req.Payload), &payload)
-	k.SetParams(ctx, payload)
+	_ = ctx.EventManager().EmitTypedEvent(&types.EventUpdateParams{
+		OldParams: oldParams,
+		NewParams: newParams,
+		Payload:   msg.Payload,
+	})
 
 	return &types.MsgUpdateParamsResponse{}, nil
 }
diff --git a/x/bundles/keeper/msg_server_update_params_test.go b/x/bundles/keeper/msg_server_update_params_test.go
index 3ffc04ba..9940ebf8 100644
--- a/x/bundles/keeper/msg_server_update_params_test.go
+++ b/x/bundles/keeper/msg_server_update_params_test.go
@@ -139,7 +139,7 @@ var _ = Describe("msg_server_update_params.go", Ordered, func() {
 
 		Expect(updatedParams.UploadTimeout).To(Equal(uint64(20)))
 		Expect(updatedParams.StorageCost).To(Equal(sdk.MustNewDecFromStr("0.05")))
-		Expect(updatedParams.NetworkFee).To(Equal("0.05"))
+		Expect(updatedParams.NetworkFee).To(Equal(sdk.MustNewDecFromStr("0.05")))
 		Expect(updatedParams.MaxPoints).To(Equal(uint64(15)))
 	})
 
@@ -385,7 +385,7 @@ var _ = Describe("msg_server_update_params.go", Ordered, func() {
 
 		Expect(updatedParams.UploadTimeout).To(Equal(types.DefaultUploadTimeout))
 		Expect(updatedParams.StorageCost).To(Equal(types.DefaultStorageCost))
-		Expect(updatedParams.NetworkFee).To(Equal("0.05"))
+		Expect(updatedParams.NetworkFee).To(Equal(sdk.MustNewDecFromStr("0.05")))
 		Expect(updatedParams.MaxPoints).To(Equal(types.DefaultMaxPoints))
 	})
 
diff --git a/x/bundles/spec/05_params.md b/x/bundles/spec/05_params.md
index 60ebc75d..00257271 100644
--- a/x/bundles/spec/05_params.md
+++ b/x/bundles/spec/05_params.md
@@ -10,5 +10,5 @@ The bundles module contains the following parameters:
 |---------------|-------------------------|---------|
 | UploadTimeout | uint64 (time s)         | 600     |
 | StorageCost   | uint64 (tkyve per byte) | 25      |
-| NetworkFee    | string (%)              | "0.01"  |
+| NetworkFee    | sdk.Dec (%)             | "0.01"  |
 | MaxPoints     | uint64                  | 5       |
diff --git a/x/bundles/spec/06_events.md b/x/bundles/spec/06_events.md
index bcc2c805..a79557d4 100644
--- a/x/bundles/spec/06_events.md
+++ b/x/bundles/spec/06_events.md
@@ -6,6 +6,21 @@ order: 6
 
 The bundles module contains the following events:
 
+## EventUpdateParams
+
+EventUpdateParams is emitted when the parameters were changed by the governance.
+
+```protobuf
+message EventUpdateParams {
+  // old_params is the module's old parameters.
+  kyve.bundles.v1beta1.Params old_params = 1 [(gogoproto.nullable) = false];
+  // new_params is the module's new parameters.
+  kyve.bundles.v1beta1.Params new_params = 2 [(gogoproto.nullable) = false];
+  // payload is the parameter updates that were performed.
+  string payload = 3;
+}
+```
+
 ## EventBundleProposed
 
 EventBundleProposed indicates that a new bundle proposal was submitted
diff --git a/x/bundles/types/events.pb.go b/x/bundles/types/events.pb.go
index e5a803ee..a154c821 100644
--- a/x/bundles/types/events.pb.go
+++ b/x/bundles/types/events.pb.go
@@ -5,6 +5,7 @@ package types
 
 import (
 	fmt "fmt"
+	_ "github.com/cosmos/gogoproto/gogoproto"
 	proto "github.com/gogo/protobuf/proto"
 	io "io"
 	math "math"
@@ -22,6 +23,71 @@ var _ = math.Inf
 // proto package needs to be updated.
 const _ = proto.GoGoProtoPackageIsVersion3 // please upgrade the proto package
 
+// EventUpdateParams is an event emitted when the module parameters are updated.
+// emitted_by: MsgUpdateParams
+type EventUpdateParams struct {
+	// old_params is the module's old parameters.
+	OldParams Params `protobuf:"bytes,1,opt,name=old_params,json=oldParams,proto3" json:"old_params"`
+	// new_params is the module's new parameters.
+	NewParams Params `protobuf:"bytes,2,opt,name=new_params,json=newParams,proto3" json:"new_params"`
+	// payload is the parameter updates that were performed.
+	Payload string `protobuf:"bytes,3,opt,name=payload,proto3" json:"payload,omitempty"`
+}
+
+func (m *EventUpdateParams) Reset()         { *m = EventUpdateParams{} }
+func (m *EventUpdateParams) String() string { return proto.CompactTextString(m) }
+func (*EventUpdateParams) ProtoMessage()    {}
+func (*EventUpdateParams) Descriptor() ([]byte, []int) {
+	return fileDescriptor_a02f505e55d81e92, []int{0}
+}
+func (m *EventUpdateParams) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *EventUpdateParams) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_EventUpdateParams.Marshal(b, m, deterministic)
+	} else {
+		b = b[:cap(b)]
+		n, err := m.MarshalToSizedBuffer(b)
+		if err != nil {
+			return nil, err
+		}
+		return b[:n], nil
+	}
+}
+func (m *EventUpdateParams) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_EventUpdateParams.Merge(m, src)
+}
+func (m *EventUpdateParams) XXX_Size() int {
+	return m.Size()
+}
+func (m *EventUpdateParams) XXX_DiscardUnknown() {
+	xxx_messageInfo_EventUpdateParams.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_EventUpdateParams proto.InternalMessageInfo
+
+func (m *EventUpdateParams) GetOldParams() Params {
+	if m != nil {
+		return m.OldParams
+	}
+	return Params{}
+}
+
+func (m *EventUpdateParams) GetNewParams() Params {
+	if m != nil {
+		return m.NewParams
+	}
+	return Params{}
+}
+
+func (m *EventUpdateParams) GetPayload() string {
+	if m != nil {
+		return m.Payload
+	}
+	return ""
+}
+
 // EventBundleVote is an event emitted when a protocol node votes on a bundle.
 // emitted_by: MsgVoteBundleProposal
 type EventBundleVote struct {
@@ -39,7 +105,7 @@ func (m *EventBundleVote) Reset()         { *m = EventBundleVote{} }
 func (m *EventBundleVote) String() string { return proto.CompactTextString(m) }
 func (*EventBundleVote) ProtoMessage()    {}
 func (*EventBundleVote) Descriptor() ([]byte, []int) {
-	return fileDescriptor_a02f505e55d81e92, []int{0}
+	return fileDescriptor_a02f505e55d81e92, []int{1}
 }
 func (m *EventBundleVote) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -137,7 +203,7 @@ func (m *EventBundleProposed) Reset()         { *m = EventBundleProposed{} }
 func (m *EventBundleProposed) String() string { return proto.CompactTextString(m) }
 func (*EventBundleProposed) ProtoMessage()    {}
 func (*EventBundleProposed) Descriptor() ([]byte, []int) {
-	return fileDescriptor_a02f505e55d81e92, []int{1}
+	return fileDescriptor_a02f505e55d81e92, []int{2}
 }
 func (m *EventBundleProposed) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -301,7 +367,7 @@ func (m *EventBundleFinalized) Reset()         { *m = EventBundleFinalized{} }
 func (m *EventBundleFinalized) String() string { return proto.CompactTextString(m) }
 func (*EventBundleFinalized) ProtoMessage()    {}
 func (*EventBundleFinalized) Descriptor() ([]byte, []int) {
-	return fileDescriptor_a02f505e55d81e92, []int{2}
+	return fileDescriptor_a02f505e55d81e92, []int{3}
 }
 func (m *EventBundleFinalized) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -444,7 +510,7 @@ func (m *EventClaimedUploaderRole) Reset()         { *m = EventClaimedUploaderRo
 func (m *EventClaimedUploaderRole) String() string { return proto.CompactTextString(m) }
 func (*EventClaimedUploaderRole) ProtoMessage()    {}
 func (*EventClaimedUploaderRole) Descriptor() ([]byte, []int) {
-	return fileDescriptor_a02f505e55d81e92, []int{3}
+	return fileDescriptor_a02f505e55d81e92, []int{4}
 }
 func (m *EventClaimedUploaderRole) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -511,7 +577,7 @@ func (m *EventSkippedUploaderRole) Reset()         { *m = EventSkippedUploaderRo
 func (m *EventSkippedUploaderRole) String() string { return proto.CompactTextString(m) }
 func (*EventSkippedUploaderRole) ProtoMessage()    {}
 func (*EventSkippedUploaderRole) Descriptor() ([]byte, []int) {
-	return fileDescriptor_a02f505e55d81e92, []int{4}
+	return fileDescriptor_a02f505e55d81e92, []int{5}
 }
 func (m *EventSkippedUploaderRole) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -583,7 +649,7 @@ func (m *EventPointIncreased) Reset()         { *m = EventPointIncreased{} }
 func (m *EventPointIncreased) String() string { return proto.CompactTextString(m) }
 func (*EventPointIncreased) ProtoMessage()    {}
 func (*EventPointIncreased) Descriptor() ([]byte, []int) {
-	return fileDescriptor_a02f505e55d81e92, []int{5}
+	return fileDescriptor_a02f505e55d81e92, []int{6}
 }
 func (m *EventPointIncreased) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -646,7 +712,7 @@ func (m *EventPointsReset) Reset()         { *m = EventPointsReset{} }
 func (m *EventPointsReset) String() string { return proto.CompactTextString(m) }
 func (*EventPointsReset) ProtoMessage()    {}
 func (*EventPointsReset) Descriptor() ([]byte, []int) {
-	return fileDescriptor_a02f505e55d81e92, []int{6}
+	return fileDescriptor_a02f505e55d81e92, []int{7}
 }
 func (m *EventPointsReset) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -690,6 +756,7 @@ func (m *EventPointsReset) GetStaker() string {
 }
 
 func init() {
+	proto.RegisterType((*EventUpdateParams)(nil), "kyve.bundles.v1beta1.EventUpdateParams")
 	proto.RegisterType((*EventBundleVote)(nil), "kyve.bundles.v1beta1.EventBundleVote")
 	proto.RegisterType((*EventBundleProposed)(nil), "kyve.bundles.v1beta1.EventBundleProposed")
 	proto.RegisterType((*EventBundleFinalized)(nil), "kyve.bundles.v1beta1.EventBundleFinalized")
@@ -702,56 +769,111 @@ func init() {
 func init() { proto.RegisterFile("kyve/bundles/v1beta1/events.proto", fileDescriptor_a02f505e55d81e92) }
 
 var fileDescriptor_a02f505e55d81e92 = []byte{
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+	0xc9, 0x5c, 0xf5, 0x96, 0xcd, 0x83, 0x83, 0x6c, 0xfd, 0xc7, 0xb0, 0x6d, 0xeb, 0x47, 0x38, 0x4f,
+	0xb6, 0x9d, 0x17, 0x26, 0x7e, 0x8e, 0xf3, 0xf8, 0x03, 0xa8, 0x68, 0x6e, 0x13, 0x91, 0x4d, 0x6c,
+	0x6a, 0x6e, 0xe0, 0xcf, 0xa1, 0x51, 0xb4, 0x9c, 0x8c, 0xc7, 0x44, 0xce, 0x13, 0xb0, 0xe9, 0xba,
+	0xef, 0xea, 0xc0, 0x52, 0xf5, 0x90, 0xa8, 0x61, 0x52, 0x75, 0x47, 0x32, 0xc0, 0xb7, 0x44, 0x0d,
+	0x8d, 0x2c, 0xe1, 0xaf, 0xb0, 0x47, 0x74, 0x52, 0x73, 0xb2, 0x0a, 0xe8, 0x44, 0xc7, 0x6d, 0xb8,
+	0x5f, 0x5c, 0x97, 0x90, 0x7c, 0xca, 0x28, 0x4a, 0x73, 0x6f, 0xf5, 0x83, 0xe0, 0xa8, 0x9e, 0xee,
+	0xfa, 0xd4, 0x99, 0xcf, 0x74, 0xa9, 0x11, 0x75, 0xc1, 0xc7, 0x42, 0xa2, 0x52, 0x8c, 0xe7, 0x86,
+	0xda, 0xb0, 0xd4, 0xfa, 0x12, 0xda, 0xa5, 0xad, 0x3f, 0x37, 0x60, 0x6f, 0xc9, 0xc6, 0x67, 0x2c,
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+	0x2c, 0x34, 0xcb, 0x1d, 0x1e, 0x5a, 0xbc, 0x08, 0x4d, 0x86, 0xf4, 0x95, 0x26, 0x2c, 0xf7, 0xd6,
+	0x15, 0xa1, 0xe9, 0xa4, 0xb9, 0x26, 0x99, 0x37, 0xcd, 0x05, 0xf1, 0xd7, 0x76, 0xa7, 0xf5, 0x44,
+	0x59, 0xaf, 0x1a, 0xc7, 0xad, 0xd5, 0xeb, 0xe9, 0xf4, 0x9f, 0x5b, 0x66, 0xea, 0x2b, 0xe2, 0x2f,
+	0xe0, 0x9e, 0xc4, 0x19, 0x91, 0xb4, 0xa7, 0x25, 0x12, 0x35, 0x91, 0xce, 0xd2, 0x30, 0x6d, 0x38,
+	0xf8, 0x85, 0x47, 0x97, 0x88, 0xe5, 0xd2, 0x45, 0xcb, 0xc4, 0x97, 0xc5, 0xea, 0x3d, 0x82, 0x5d,
+	0x4f, 0xa4, 0x98, 0xe1, 0x80, 0x68, 0xc6, 0x73, 0x6b, 0x77, 0x98, 0xee, 0xb8, 0xc4, 0x37, 0x25,
+	0x1e, 0x1f, 0x42, 0xad, 0x18, 0x6f, 0xcf, 0x55, 0xb5, 0xbc, 0xaa, 0x9f, 0x6d, 0x4f, 0x77, 0x08,
+	0xb5, 0xcb, 0xe2, 0xce, 0x17, 0xc6, 0x57, 0x4b, 0xec, 0x44, 0xff, 0xed, 0x25, 0xd4, 0xef, 0xbc,
+	0x84, 0xcf, 0xa0, 0x9e, 0xe3, 0x95, 0x5e, 0xa8, 0x6e, 0x58, 0x42, 0xcd, 0x80, 0x85, 0xe6, 0xd6,
+	0x25, 0x24, 0xd6, 0xe2, 0x27, 0x19, 0x61, 0x63, 0x2c, 0xcf, 0x92, 0xf2, 0x0c, 0xdf, 0xdd, 0xe6,
+	0x43, 0xa8, 0x99, 0x8f, 0x5c, 0x39, 0xc8, 0x3d, 0xd8, 0x6a, 0x8e, 0xb3, 0x72, 0xce, 0x4f, 0x81,
+	0x1f, 0x74, 0x3e, 0x62, 0x42, 0xfc, 0xdf, 0x41, 0x8f, 0x60, 0x57, 0x48, 0x9c, 0x32, 0x3e, 0x51,
+	0x77, 0xa7, 0xed, 0x14, 0x89, 0xd2, 0x8e, 0xbb, 0xaa, 0xc2, 0x7f, 0xaa, 0x1a, 0xfb, 0xef, 0xd4,
+	0x19, 0x67, 0xb9, 0xee, 0xe6, 0x17, 0xc6, 0xf2, 0x7f, 0xdb, 0xef, 0xb7, 0x7d, 0x43, 0xcd, 0x83,
+	0x9a, 0x48, 0x89, 0xb9, 0xee, 0x09, 0xd3, 0x4a, 0xf9, 0x85, 0xaf, 0x7b, 0xd4, 0xf6, 0x57, 0xad,
+	0x27, 0xb0, 0xb3, 0x18, 0xa7, 0x52, 0x54, 0xa8, 0xdf, 0x7b, 0xd6, 0xe9, 0xb3, 0xd7, 0x37, 0xcd,
+	0xe0, 0xcd, 0x4d, 0x33, 0xf8, 0xe3, 0xa6, 0x19, 0xfc, 0x78, 0xdb, 0x5c, 0x7b, 0x73, 0xdb, 0x5c,
+	0xfb, 0xed, 0xb6, 0xb9, 0xf6, 0xc3, 0x97, 0x03, 0xa6, 0x87, 0x93, 0x7e, 0xfb, 0x82, 0x8f, 0x3b,
+	0xcf, 0xbf, 0x7f, 0xf5, 0xf4, 0x3b, 0xd4, 0x33, 0x2e, 0x47, 0x9d, 0x8b, 0x21, 0x61, 0x79, 0xe7,
+	0xaa, 0xfc, 0xf7, 0xd3, 0x73, 0x81, 0xaa, 0x5f, 0xb1, 0xff, 0x7c, 0x5f, 0xfd, 0x15, 0x00, 0x00,
+	0xff, 0xff, 0x37, 0x28, 0x51, 0xd0, 0xb0, 0x07, 0x00, 0x00,
+}
+
+func (m *EventUpdateParams) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalToSizedBuffer(dAtA[:size])
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *EventUpdateParams) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *EventUpdateParams) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	if len(m.Payload) > 0 {
+		i -= len(m.Payload)
+		copy(dAtA[i:], m.Payload)
+		i = encodeVarintEvents(dAtA, i, uint64(len(m.Payload)))
+		i--
+		dAtA[i] = 0x1a
+	}
+	{
+		size, err := m.NewParams.MarshalToSizedBuffer(dAtA[:i])
+		if err != nil {
+			return 0, err
+		}
+		i -= size
+		i = encodeVarintEvents(dAtA, i, uint64(size))
+	}
+	i--
+	dAtA[i] = 0x12
+	{
+		size, err := m.OldParams.MarshalToSizedBuffer(dAtA[:i])
+		if err != nil {
+			return 0, err
+		}
+		i -= size
+		i = encodeVarintEvents(dAtA, i, uint64(size))
+	}
+	i--
+	dAtA[i] = 0xa
+	return len(dAtA) - i, nil
 }
 
 func (m *EventBundleVote) Marshal() (dAtA []byte, err error) {
@@ -1176,6 +1298,23 @@ func encodeVarintEvents(dAtA []byte, offset int, v uint64) int {
 	dAtA[offset] = uint8(v)
 	return base
 }
+func (m *EventUpdateParams) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	l = m.OldParams.Size()
+	n += 1 + l + sovEvents(uint64(l))
+	l = m.NewParams.Size()
+	n += 1 + l + sovEvents(uint64(l))
+	l = len(m.Payload)
+	if l > 0 {
+		n += 1 + l + sovEvents(uint64(l))
+	}
+	return n
+}
+
 func (m *EventBundleVote) Size() (n int) {
 	if m == nil {
 		return 0
@@ -1392,6 +1531,154 @@ func sovEvents(x uint64) (n int) {
 func sozEvents(x uint64) (n int) {
 	return sovEvents(uint64((x << 1) ^ uint64((int64(x) >> 63))))
 }
+func (m *EventUpdateParams) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowEvents
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= uint64(b&0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: EventUpdateParams: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: EventUpdateParams: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field OldParams", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowEvents
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthEvents
+			}
+			postIndex := iNdEx + msglen
+			if postIndex < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.OldParams.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		case 2:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field NewParams", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowEvents
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthEvents
+			}
+			postIndex := iNdEx + msglen
+			if postIndex < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.NewParams.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		case 3:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Payload", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowEvents
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= uint64(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthEvents
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Payload = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipEvents(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if (skippy < 0) || (iNdEx+skippy) < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
 func (m *EventBundleVote) Unmarshal(dAtA []byte) error {
 	l := len(dAtA)
 	iNdEx := 0
diff --git a/x/bundles/types/params.go b/x/bundles/types/params.go
index dc7992a4..aba3bc6e 100644
--- a/x/bundles/types/params.go
+++ b/x/bundles/types/params.go
@@ -1,8 +1,6 @@
 package types
 
 import (
-	"fmt"
-
 	"github.com/KYVENetwork/chain/util"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 )
@@ -14,7 +12,7 @@ var DefaultUploadTimeout = uint64(600)
 var DefaultStorageCost = sdk.MustNewDecFromStr("0.025")
 
 // DefaultNetworkFee ...
-var DefaultNetworkFee = "0.01"
+var DefaultNetworkFee = sdk.MustNewDecFromStr("0.01")
 
 // DefaultMaxPoints ...
 var DefaultMaxPoints = uint64(24)
@@ -23,7 +21,7 @@ var DefaultMaxPoints = uint64(24)
 func NewParams(
 	uploadTimeout uint64,
 	storageCost sdk.Dec,
-	networkFee string,
+	networkFee sdk.Dec,
 	maxPoints uint64,
 ) Params {
 	return Params{
@@ -46,11 +44,11 @@ func DefaultParams() Params {
 
 // Validate validates the set of params
 func (p Params) Validate() error {
-	if err := util.ValidateUint64(p.UploadTimeout); err != nil {
+	if err := util.ValidatePositiveNumber(p.UploadTimeout); err != nil {
 		return err
 	}
 
-	if err := validateStorageCost(p.StorageCost); err != nil {
+	if err := util.ValidateDecimal(p.StorageCost); err != nil {
 		return err
 	}
 
@@ -58,28 +56,9 @@ func (p Params) Validate() error {
 		return err
 	}
 
-	if err := util.ValidateUint64(p.MaxPoints); err != nil {
+	if err := util.ValidatePositiveNumber(p.MaxPoints); err != nil {
 		return err
 	}
 
 	return nil
 }
-
-// validateStorageCost ...
-func validateStorageCost(i interface{}) error {
-	v, ok := i.(sdk.Dec)
-
-	if !ok {
-		return fmt.Errorf("invalid parameter type: %T", i)
-	}
-
-	if v.IsNil() {
-		return fmt.Errorf("invalid parameter: nil")
-	}
-
-	if v.IsNegative() {
-		return fmt.Errorf("value cannot be negative: %s", i)
-	}
-
-	return nil
-}
diff --git a/x/bundles/types/params.pb.go b/x/bundles/types/params.pb.go
index 0a2382ff..7cff9951 100644
--- a/x/bundles/types/params.pb.go
+++ b/x/bundles/types/params.pb.go
@@ -31,7 +31,7 @@ type Params struct {
 	// storage_cost ...
 	StorageCost github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,2,opt,name=storage_cost,json=storageCost,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"storage_cost"`
 	// network_fee ...
-	NetworkFee string `protobuf:"bytes,3,opt,name=network_fee,json=networkFee,proto3" json:"network_fee,omitempty"`
+	NetworkFee github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,3,opt,name=network_fee,json=networkFee,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"network_fee"`
 	// max_points ...
 	MaxPoints uint64 `protobuf:"varint,4,opt,name=max_points,json=maxPoints,proto3" json:"max_points,omitempty"`
 }
@@ -76,13 +76,6 @@ func (m *Params) GetUploadTimeout() uint64 {
 	return 0
 }
 
-func (m *Params) GetNetworkFee() string {
-	if m != nil {
-		return m.NetworkFee
-	}
-	return ""
-}
-
 func (m *Params) GetMaxPoints() uint64 {
 	if m != nil {
 		return m.MaxPoints
@@ -97,26 +90,26 @@ func init() {
 func init() { proto.RegisterFile("kyve/bundles/v1beta1/params.proto", fileDescriptor_cfd3a74b72a01aaa) }
 
 var fileDescriptor_cfd3a74b72a01aaa = []byte{
-	// 298 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x4c, 0x90, 0x41, 0x4b, 0xc3, 0x30,
-	0x18, 0x86, 0x1b, 0x1d, 0x83, 0x65, 0xea, 0xa1, 0xec, 0x50, 0x04, 0xb3, 0x29, 0x28, 0x3b, 0x68,
-	0xc2, 0xf0, 0x1f, 0x4c, 0xdd, 0x45, 0x90, 0x39, 0x44, 0xd0, 0x4b, 0x49, 0xbb, 0xcf, 0xae, 0x6c,
-	0xe9, 0x57, 0x9a, 0x74, 0x6e, 0xff, 0xc2, 0xdf, 0xe4, 0x69, 0xc7, 0x1d, 0xc5, 0xc3, 0x90, 0xed,
-	0x8f, 0x48, 0xd3, 0x22, 0x9e, 0x12, 0x1e, 0x9e, 0xef, 0xe5, 0xe5, 0xa5, 0xa7, 0xd3, 0xe5, 0x1c,
-	0x44, 0x90, 0x27, 0xe3, 0x19, 0x68, 0x31, 0xef, 0x05, 0x60, 0x64, 0x4f, 0xa4, 0x32, 0x93, 0x4a,
-	0xf3, 0x34, 0x43, 0x83, 0x6e, 0xab, 0x50, 0x78, 0xa5, 0xf0, 0x4a, 0x39, 0x6e, 0x45, 0x18, 0xa1,
-	0x15, 0x44, 0xf1, 0x2b, 0xdd, 0xb3, 0x4f, 0x42, 0xeb, 0x43, 0x7b, 0xec, 0x9e, 0xd3, 0xa3, 0x3c,
-	0x9d, 0xa1, 0x1c, 0xfb, 0x26, 0x56, 0x80, 0xb9, 0xf1, 0x48, 0x87, 0x74, 0x6b, 0xa3, 0xc3, 0x92,
-	0x3e, 0x95, 0xd0, 0x7d, 0xa4, 0x07, 0xda, 0x60, 0x26, 0x23, 0xf0, 0x43, 0xd4, 0xc6, 0xdb, 0xeb,
-	0x90, 0x6e, 0xa3, 0xcf, 0x57, 0x9b, 0xb6, 0xf3, 0xbd, 0x69, 0x5f, 0x44, 0xb1, 0x99, 0xe4, 0x01,
-	0x0f, 0x51, 0x89, 0x10, 0xb5, 0x42, 0x5d, 0x3d, 0x57, 0x7a, 0x3c, 0x15, 0x66, 0x99, 0x82, 0xe6,
-	0xb7, 0x10, 0x8e, 0x9a, 0x55, 0xc6, 0x0d, 0x6a, 0xe3, 0xb6, 0x69, 0x33, 0x01, 0xf3, 0x8e, 0xd9,
-	0xd4, 0x7f, 0x03, 0xf0, 0xf6, 0x8b, 0xc4, 0x11, 0xad, 0xd0, 0x00, 0xc0, 0x3d, 0xa1, 0x54, 0xc9,
-	0x85, 0x9f, 0x62, 0x9c, 0x18, 0xed, 0xd5, 0x6c, 0xad, 0x86, 0x92, 0x8b, 0xa1, 0x05, 0xfd, 0xc1,
-	0x6a, 0xcb, 0xc8, 0x7a, 0xcb, 0xc8, 0xcf, 0x96, 0x91, 0x8f, 0x1d, 0x73, 0xd6, 0x3b, 0xe6, 0x7c,
-	0xed, 0x98, 0xf3, 0x7a, 0xf9, 0xaf, 0xce, 0xfd, 0xcb, 0xf3, 0xdd, 0x43, 0x99, 0x29, 0xc2, 0x89,
-	0x8c, 0x13, 0xb1, 0xf8, 0xdb, 0xd1, 0x16, 0x0b, 0xea, 0x76, 0x93, 0xeb, 0xdf, 0x00, 0x00, 0x00,
-	0xff, 0xff, 0xc8, 0x63, 0x93, 0xce, 0x64, 0x01, 0x00, 0x00,
+	// 300 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x9c, 0x90, 0xc1, 0x4a, 0xc3, 0x30,
+	0x1c, 0xc6, 0x1b, 0x1d, 0x83, 0x65, 0xea, 0xa1, 0xec, 0x50, 0x04, 0xb3, 0x29, 0x28, 0x3b, 0x68,
+	0xc2, 0xf0, 0x0d, 0xa6, 0xee, 0x22, 0xe8, 0x1c, 0x22, 0xe8, 0xa5, 0xa4, 0xdd, 0xdf, 0xae, 0x6c,
+	0xe9, 0xbf, 0x34, 0xe9, 0xdc, 0xde, 0xc2, 0xc7, 0xda, 0x71, 0x47, 0xf1, 0x30, 0x64, 0x7b, 0x03,
+	0x9f, 0x40, 0x96, 0x16, 0xf1, 0xec, 0x29, 0xe1, 0xe3, 0x97, 0xdf, 0x47, 0x3e, 0x7a, 0x3c, 0x9e,
+	0x4f, 0x41, 0x04, 0x79, 0x32, 0x9c, 0x80, 0x16, 0xd3, 0x4e, 0x00, 0x46, 0x76, 0x44, 0x2a, 0x33,
+	0xa9, 0x34, 0x4f, 0x33, 0x34, 0xe8, 0x36, 0xb6, 0x08, 0x2f, 0x11, 0x5e, 0x22, 0x87, 0x8d, 0x08,
+	0x23, 0xb4, 0x80, 0xd8, 0xde, 0x0a, 0xf6, 0xe4, 0x9b, 0xd0, 0x6a, 0xdf, 0x3e, 0x76, 0x4f, 0xe9,
+	0x41, 0x9e, 0x4e, 0x50, 0x0e, 0x7d, 0x13, 0x2b, 0xc0, 0xdc, 0x78, 0xa4, 0x45, 0xda, 0x95, 0xc1,
+	0x7e, 0x91, 0x3e, 0x16, 0xa1, 0xfb, 0x40, 0xf7, 0xb4, 0xc1, 0x4c, 0x46, 0xe0, 0x87, 0xa8, 0x8d,
+	0xb7, 0xd3, 0x22, 0xed, 0x5a, 0x97, 0x2f, 0x56, 0x4d, 0xe7, 0x73, 0xd5, 0x3c, 0x8b, 0x62, 0x33,
+	0xca, 0x03, 0x1e, 0xa2, 0x12, 0x21, 0x6a, 0x85, 0xba, 0x3c, 0x2e, 0xf4, 0x70, 0x2c, 0xcc, 0x3c,
+	0x05, 0xcd, 0xaf, 0x21, 0x1c, 0xd4, 0x4b, 0xc7, 0x15, 0x6a, 0xe3, 0xde, 0xd3, 0x7a, 0x02, 0xe6,
+	0x0d, 0xb3, 0xb1, 0xff, 0x0a, 0xe0, 0xed, 0xfe, 0xcb, 0x48, 0x4b, 0x45, 0x0f, 0xc0, 0x3d, 0xa2,
+	0x54, 0xc9, 0x99, 0x9f, 0x62, 0x9c, 0x18, 0xed, 0x55, 0xec, 0x37, 0x6a, 0x4a, 0xce, 0xfa, 0x36,
+	0xe8, 0xf6, 0x16, 0x6b, 0x46, 0x96, 0x6b, 0x46, 0xbe, 0xd6, 0x8c, 0xbc, 0x6f, 0x98, 0xb3, 0xdc,
+	0x30, 0xe7, 0x63, 0xc3, 0x9c, 0x97, 0xf3, 0x3f, 0x65, 0xb7, 0xcf, 0x4f, 0x37, 0x77, 0x85, 0x53,
+	0x84, 0x23, 0x19, 0x27, 0x62, 0xf6, 0xbb, 0xbb, 0xad, 0x0d, 0xaa, 0x76, 0xc3, 0xcb, 0x9f, 0x00,
+	0x00, 0x00, 0xff, 0xff, 0x7b, 0x35, 0x55, 0xa9, 0x94, 0x01, 0x00, 0x00,
 }
 
 func (m *Params) Marshal() (dAtA []byte, err error) {
@@ -144,13 +137,16 @@ func (m *Params) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 		i--
 		dAtA[i] = 0x20
 	}
-	if len(m.NetworkFee) > 0 {
-		i -= len(m.NetworkFee)
-		copy(dAtA[i:], m.NetworkFee)
-		i = encodeVarintParams(dAtA, i, uint64(len(m.NetworkFee)))
-		i--
-		dAtA[i] = 0x1a
+	{
+		size := m.NetworkFee.Size()
+		i -= size
+		if _, err := m.NetworkFee.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintParams(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0x1a
 	{
 		size := m.StorageCost.Size()
 		i -= size
@@ -191,10 +187,8 @@ func (m *Params) Size() (n int) {
 	}
 	l = m.StorageCost.Size()
 	n += 1 + l + sovParams(uint64(l))
-	l = len(m.NetworkFee)
-	if l > 0 {
-		n += 1 + l + sovParams(uint64(l))
-	}
+	l = m.NetworkFee.Size()
+	n += 1 + l + sovParams(uint64(l))
 	if m.MaxPoints != 0 {
 		n += 1 + sovParams(uint64(m.MaxPoints))
 	}
@@ -319,7 +313,9 @@ func (m *Params) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.NetworkFee = string(dAtA[iNdEx:postIndex])
+			if err := m.NetworkFee.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		case 4:
 			if wireType != 0 {
diff --git a/x/delegation/keeper/getters_params.go b/x/delegation/keeper/getters_params.go
index 4099ba44..2c315b77 100644
--- a/x/delegation/keeper/getters_params.go
+++ b/x/delegation/keeper/getters_params.go
@@ -34,17 +34,17 @@ func (k Keeper) GetRedelegationMaxAmount(ctx sdk.Context) (res uint64) {
 }
 
 // GetVoteSlash returns the VoteSlash param
-func (k Keeper) GetVoteSlash(ctx sdk.Context) (res string) {
+func (k Keeper) GetVoteSlash(ctx sdk.Context) (res sdk.Dec) {
 	return k.GetParams(ctx).VoteSlash
 }
 
 // GetUploadSlash returns the UploadSlash param
-func (k Keeper) GetUploadSlash(ctx sdk.Context) (res string) {
+func (k Keeper) GetUploadSlash(ctx sdk.Context) (res sdk.Dec) {
 	return k.GetParams(ctx).UploadSlash
 }
 
 // GetTimeoutSlash returns the TimeoutSlash param
-func (k Keeper) GetTimeoutSlash(ctx sdk.Context) (res string) {
+func (k Keeper) GetTimeoutSlash(ctx sdk.Context) (res sdk.Dec) {
 	return k.GetParams(ctx).TimeoutSlash
 }
 
@@ -52,11 +52,11 @@ func (k Keeper) getSlashFraction(ctx sdk.Context, slashType types.SlashType) (sl
 	// Retrieve slash fraction from params
 	switch slashType {
 	case types.SLASH_TYPE_TIMEOUT:
-		slashAmountRatio, _ = sdk.NewDecFromStr(k.GetTimeoutSlash(ctx))
+		slashAmountRatio = k.GetTimeoutSlash(ctx)
 	case types.SLASH_TYPE_VOTE:
-		slashAmountRatio, _ = sdk.NewDecFromStr(k.GetVoteSlash(ctx))
+		slashAmountRatio = k.GetVoteSlash(ctx)
 	case types.SLASH_TYPE_UPLOAD:
-		slashAmountRatio, _ = sdk.NewDecFromStr(k.GetUploadSlash(ctx))
+		slashAmountRatio = k.GetUploadSlash(ctx)
 	}
 	return
 }
diff --git a/x/delegation/keeper/msg_server_redelegate.go b/x/delegation/keeper/msg_server_redelegate.go
index 44ba7f8c..f53d376a 100644
--- a/x/delegation/keeper/msg_server_redelegate.go
+++ b/x/delegation/keeper/msg_server_redelegate.go
@@ -19,7 +19,7 @@ func (k msgServer) Redelegate(goCtx context.Context, msg *types.MsgRedelegate) (
 
 	// Check if the sender is a delegator
 	if !k.DoesDelegatorExist(ctx, msg.FromStaker, msg.Creator) {
-		return nil, sdkErrors.WithType(types.ErrNotADelegator, msg.FromStaker)
+		return nil, sdkErrors.Wrapf(types.ErrNotADelegator, "%s does not delegate to %s", msg.Creator, msg.FromStaker)
 	}
 
 	// Check if destination staker exists
diff --git a/x/delegation/keeper/msg_server_undelegate_test.go b/x/delegation/keeper/msg_server_undelegate_test.go
index 93cabec4..7c2225c1 100644
--- a/x/delegation/keeper/msg_server_undelegate_test.go
+++ b/x/delegation/keeper/msg_server_undelegate_test.go
@@ -2,6 +2,7 @@ package keeper_test
 
 import (
 	pooltypes "github.com/KYVENetwork/chain/x/pool/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
 	. "github.com/onsi/ginkgo/v2"
 	. "github.com/onsi/gomega"
 
@@ -244,7 +245,7 @@ var _ = Describe("msg_server_undelegate.go", Ordered, func() {
 		})
 
 		params := s.App().DelegationKeeper.GetParams(s.Ctx())
-		params.UploadSlash = "0.1"
+		params.UploadSlash = sdk.MustNewDecFromStr("0.1")
 		s.App().DelegationKeeper.SetParams(s.Ctx(), params)
 		s.App().DelegationKeeper.SlashDelegators(s.Ctx(), 0, i.ALICE, types.SLASH_TYPE_UPLOAD)
 
@@ -413,7 +414,7 @@ var _ = Describe("msg_server_undelegate.go", Ordered, func() {
 
 		// Slash 10%
 		params := s.App().DelegationKeeper.GetParams(s.Ctx())
-		params.UploadSlash = "0.1"
+		params.UploadSlash = sdk.MustNewDecFromStr("0.1")
 		s.App().DelegationKeeper.SetParams(s.Ctx(), params)
 		s.App().DelegationKeeper.SlashDelegators(s.Ctx(), 0, i.ALICE, types.SLASH_TYPE_UPLOAD)
 
@@ -464,7 +465,7 @@ var _ = Describe("msg_server_undelegate.go", Ordered, func() {
 		})
 
 		params := s.App().DelegationKeeper.GetParams(s.Ctx())
-		params.UploadSlash = "0.5"
+		params.UploadSlash = sdk.MustNewDecFromStr("0.5")
 		s.App().DelegationKeeper.SetParams(s.Ctx(), params)
 		s.PerformValidityChecks()
 
@@ -512,7 +513,7 @@ var _ = Describe("msg_server_undelegate.go", Ordered, func() {
 
 		// ACT
 		params := s.App().DelegationKeeper.GetParams(s.Ctx())
-		params.UploadSlash = "0.5"
+		params.UploadSlash = sdk.MustNewDecFromStr("0.5")
 		s.App().DelegationKeeper.SetParams(s.Ctx(), params)
 
 		// Slash 50% twice
@@ -557,7 +558,7 @@ var _ = Describe("msg_server_undelegate.go", Ordered, func() {
 
 		// ACT
 		params := s.App().DelegationKeeper.GetParams(s.Ctx())
-		params.UploadSlash = "0.5"
+		params.UploadSlash = sdk.MustNewDecFromStr("0.5")
 		s.App().DelegationKeeper.SetParams(s.Ctx(), params)
 		s.App().DelegationKeeper.SlashDelegators(s.Ctx(), 0, i.ALICE, types.SLASH_TYPE_UPLOAD)
 		s.App().DelegationKeeper.SlashDelegators(s.Ctx(), 0, i.ALICE, types.SLASH_TYPE_UPLOAD)
diff --git a/x/delegation/keeper/msg_server_update_params.go b/x/delegation/keeper/msg_server_update_params.go
index b77b5220..712e584f 100644
--- a/x/delegation/keeper/msg_server_update_params.go
+++ b/x/delegation/keeper/msg_server_update_params.go
@@ -5,7 +5,6 @@ import (
 	"encoding/json"
 
 	"cosmossdk.io/errors"
-
 	sdk "github.com/cosmos/cosmos-sdk/types"
 
 	// Delegation
@@ -14,21 +13,23 @@ import (
 	govTypes "github.com/cosmos/cosmos-sdk/x/gov/types"
 )
 
-// UpdateParams is a governance message to update module-wide parameters.
-// req.payload is a valid json string
-// This is already checked and validated by the `types/params.go`
-// Only the provided properties will be updated, the rest remains the same.
-func (k msgServer) UpdateParams(goCtx context.Context, req *types.MsgUpdateParams) (*types.MsgUpdateParamsResponse, error) {
-	if k.authority != req.Authority {
-		return nil, errors.Wrapf(govTypes.ErrInvalidSigner, "invalid authority; expected %s, got %s", k.authority, req.Authority)
+func (k msgServer) UpdateParams(goCtx context.Context, msg *types.MsgUpdateParams) (*types.MsgUpdateParamsResponse, error) {
+	if k.authority != msg.Authority {
+		return nil, errors.Wrapf(govTypes.ErrInvalidSigner, "invalid authority; expected %s, got %s", k.authority, msg.Authority)
 	}
 
 	ctx := sdk.UnwrapSDKContext(goCtx)
-	params := k.GetParams(ctx)
+	oldParams := k.GetParams(ctx)
+
+	newParams := oldParams
+	_ = json.Unmarshal([]byte(msg.Payload), &newParams)
+	k.SetParams(ctx, newParams)
 
-	payload := params
-	_ = json.Unmarshal([]byte(req.Payload), &payload)
-	k.SetParams(ctx, payload)
+	_ = ctx.EventManager().EmitTypedEvent(&types.EventUpdateParams{
+		OldParams: oldParams,
+		NewParams: newParams,
+		Payload:   msg.Payload,
+	})
 
 	return &types.MsgUpdateParamsResponse{}, nil
 }
diff --git a/x/delegation/keeper/msg_server_update_params_test.go b/x/delegation/keeper/msg_server_update_params_test.go
index caa8990c..f6a2f702 100644
--- a/x/delegation/keeper/msg_server_update_params_test.go
+++ b/x/delegation/keeper/msg_server_update_params_test.go
@@ -152,9 +152,9 @@ var _ = Describe("msg_server_update_params.go", Ordered, func() {
 		Expect(updatedParams.UnbondingDelegationTime).To(Equal(uint64(3600)))
 		Expect(updatedParams.RedelegationCooldown).To(Equal(uint64(3600)))
 		Expect(updatedParams.RedelegationMaxAmount).To(Equal(uint64(1)))
-		Expect(updatedParams.VoteSlash).To(Equal("0.05"))
-		Expect(updatedParams.UploadSlash).To(Equal("0.05"))
-		Expect(updatedParams.TimeoutSlash).To(Equal("0.05"))
+		Expect(updatedParams.VoteSlash).To(Equal(sdk.MustNewDecFromStr("0.05")))
+		Expect(updatedParams.UploadSlash).To(Equal(sdk.MustNewDecFromStr("0.05")))
+		Expect(updatedParams.TimeoutSlash).To(Equal(sdk.MustNewDecFromStr("0.05")))
 	})
 
 	It("Update no param", func() {
@@ -488,7 +488,7 @@ var _ = Describe("msg_server_update_params.go", Ordered, func() {
 		Expect(updatedParams.RedelegationMaxAmount).To(Equal(types.DefaultRedelegationMaxAmount))
 		Expect(updatedParams.UploadSlash).To(Equal(types.DefaultUploadSlash))
 		Expect(updatedParams.TimeoutSlash).To(Equal(types.DefaultTimeoutSlash))
-		Expect(updatedParams.VoteSlash).To(Equal("0.05"))
+		Expect(updatedParams.VoteSlash).To(Equal(sdk.MustNewDecFromStr("0.05")))
 	})
 
 	It("Update vote slash with invalid value", func() {
@@ -561,7 +561,7 @@ var _ = Describe("msg_server_update_params.go", Ordered, func() {
 		Expect(updatedParams.UnbondingDelegationTime).To(Equal(types.DefaultUnbondingDelegationTime))
 		Expect(updatedParams.RedelegationCooldown).To(Equal(types.DefaultRedelegationCooldown))
 		Expect(updatedParams.RedelegationMaxAmount).To(Equal(types.DefaultRedelegationMaxAmount))
-		Expect(updatedParams.UploadSlash).To(Equal("0.05"))
+		Expect(updatedParams.UploadSlash).To(Equal(sdk.MustNewDecFromStr("0.05")))
 		Expect(updatedParams.TimeoutSlash).To(Equal(types.DefaultTimeoutSlash))
 		Expect(updatedParams.VoteSlash).To(Equal(types.DefaultVoteSlash))
 	})
@@ -636,7 +636,7 @@ var _ = Describe("msg_server_update_params.go", Ordered, func() {
 		Expect(updatedParams.RedelegationCooldown).To(Equal(types.DefaultRedelegationCooldown))
 		Expect(updatedParams.RedelegationMaxAmount).To(Equal(types.DefaultRedelegationMaxAmount))
 		Expect(updatedParams.UploadSlash).To(Equal(types.DefaultUploadSlash))
-		Expect(updatedParams.TimeoutSlash).To(Equal("0.05"))
+		Expect(updatedParams.TimeoutSlash).To(Equal(sdk.MustNewDecFromStr("0.05")))
 		Expect(updatedParams.VoteSlash).To(Equal(types.DefaultVoteSlash))
 	})
 
diff --git a/x/delegation/keeper/msg_server_withdraw_rewards.go b/x/delegation/keeper/msg_server_withdraw_rewards.go
index b23812c9..44d550a0 100644
--- a/x/delegation/keeper/msg_server_withdraw_rewards.go
+++ b/x/delegation/keeper/msg_server_withdraw_rewards.go
@@ -12,12 +12,15 @@ import (
 
 // WithdrawRewards calculates the current rewards of a delegator and transfers the balance to
 // the delegator's wallet. Only the delegator himself can call this transaction.
-func (k msgServer) WithdrawRewards(goCtx context.Context, msg *types.MsgWithdrawRewards) (*types.MsgWithdrawRewardsResponse, error) {
+func (k msgServer) WithdrawRewards(
+	goCtx context.Context,
+	msg *types.MsgWithdrawRewards,
+) (*types.MsgWithdrawRewardsResponse, error) {
 	ctx := sdk.UnwrapSDKContext(goCtx)
 
 	// Check if the sender has delegated to the given staker
 	if !k.DoesDelegatorExist(ctx, msg.Staker, msg.Creator) {
-		return nil, sdkErrors.WithType(types.ErrNotADelegator, msg.Creator)
+		return nil, sdkErrors.Wrapf(types.ErrNotADelegator, "%s does not delegate to %s", msg.Creator, msg.Staker)
 	}
 
 	// Withdraw all rewards of the sender.
diff --git a/x/delegation/spec/05_events.md b/x/delegation/spec/05_events.md
index 20b5b405..1de68327 100644
--- a/x/delegation/spec/05_events.md
+++ b/x/delegation/spec/05_events.md
@@ -6,6 +6,21 @@ order: 5
 
 The `x/delegation` module emits the following events:
 
+## EventUpdateParams
+
+EventUpdateParams is emitted when the parameters were changed by the governance.
+
+```protobuf
+message EventUpdateParams {
+  // old_params is the module's old parameters.
+  kyve.bundles.v1beta1.Params old_params = 1 [(gogoproto.nullable) = false];
+  // new_params is the module's new parameters.
+  kyve.bundles.v1beta1.Params new_params = 2 [(gogoproto.nullable) = false];
+  // payload is the parameter updates that were performed.
+  string payload = 3;
+}
+```
+
 ## EndBlocker
 
 | Type              | Attribute Key | Attribute Value    |
diff --git a/x/delegation/spec/06_params.md b/x/delegation/spec/06_params.md
index 278b293a..878455bd 100644
--- a/x/delegation/spec/06_params.md
+++ b/x/delegation/spec/06_params.md
@@ -11,3 +11,6 @@ The `x/delegation` module relies on the following parameters:
 | `UnbondingDelegationTime` | uint64 (time s) | 432000        |
 | `RedelegationCooldown`    | uint64 (time s) | 432000        |
 | `RedelegationMaxAmount`   | uint64 (time s) | 5             |
+| `VoteSlash`               | sdk.Dec (%)     | 0.1           |
+| `UploadSlash`             | sdk.Dec (%)     | 0.2           |
+| `TimeoutSlash`            | sdk.Dec (%)     | 0.02          |
diff --git a/x/delegation/types/events.pb.go b/x/delegation/types/events.pb.go
index 0092d011..78b9e598 100644
--- a/x/delegation/types/events.pb.go
+++ b/x/delegation/types/events.pb.go
@@ -5,6 +5,7 @@ package types
 
 import (
 	fmt "fmt"
+	_ "github.com/cosmos/gogoproto/gogoproto"
 	proto "github.com/gogo/protobuf/proto"
 	io "io"
 	math "math"
@@ -22,6 +23,71 @@ var _ = math.Inf
 // proto package needs to be updated.
 const _ = proto.GoGoProtoPackageIsVersion3 // please upgrade the proto package
 
+// EventUpdateParams is an event emitted when the module parameters are updated.
+// emitted_by: MsgUpdateParams
+type EventUpdateParams struct {
+	// old_params is the module's old parameters.
+	OldParams Params `protobuf:"bytes,1,opt,name=old_params,json=oldParams,proto3" json:"old_params"`
+	// new_params is the module's new parameters.
+	NewParams Params `protobuf:"bytes,2,opt,name=new_params,json=newParams,proto3" json:"new_params"`
+	// payload is the parameter updates that were performed.
+	Payload string `protobuf:"bytes,3,opt,name=payload,proto3" json:"payload,omitempty"`
+}
+
+func (m *EventUpdateParams) Reset()         { *m = EventUpdateParams{} }
+func (m *EventUpdateParams) String() string { return proto.CompactTextString(m) }
+func (*EventUpdateParams) ProtoMessage()    {}
+func (*EventUpdateParams) Descriptor() ([]byte, []int) {
+	return fileDescriptor_d01988a9108a2e89, []int{0}
+}
+func (m *EventUpdateParams) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *EventUpdateParams) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_EventUpdateParams.Marshal(b, m, deterministic)
+	} else {
+		b = b[:cap(b)]
+		n, err := m.MarshalToSizedBuffer(b)
+		if err != nil {
+			return nil, err
+		}
+		return b[:n], nil
+	}
+}
+func (m *EventUpdateParams) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_EventUpdateParams.Merge(m, src)
+}
+func (m *EventUpdateParams) XXX_Size() int {
+	return m.Size()
+}
+func (m *EventUpdateParams) XXX_DiscardUnknown() {
+	xxx_messageInfo_EventUpdateParams.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_EventUpdateParams proto.InternalMessageInfo
+
+func (m *EventUpdateParams) GetOldParams() Params {
+	if m != nil {
+		return m.OldParams
+	}
+	return Params{}
+}
+
+func (m *EventUpdateParams) GetNewParams() Params {
+	if m != nil {
+		return m.NewParams
+	}
+	return Params{}
+}
+
+func (m *EventUpdateParams) GetPayload() string {
+	if m != nil {
+		return m.Payload
+	}
+	return ""
+}
+
 // EventDelegate is an event emitted when someone delegates to a protocol node.
 // emitted_by: MsgDelegate
 type EventDelegate struct {
@@ -37,7 +103,7 @@ func (m *EventDelegate) Reset()         { *m = EventDelegate{} }
 func (m *EventDelegate) String() string { return proto.CompactTextString(m) }
 func (*EventDelegate) ProtoMessage()    {}
 func (*EventDelegate) Descriptor() ([]byte, []int) {
-	return fileDescriptor_d01988a9108a2e89, []int{0}
+	return fileDescriptor_d01988a9108a2e89, []int{1}
 }
 func (m *EventDelegate) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -102,7 +168,7 @@ func (m *EventUndelegate) Reset()         { *m = EventUndelegate{} }
 func (m *EventUndelegate) String() string { return proto.CompactTextString(m) }
 func (*EventUndelegate) ProtoMessage()    {}
 func (*EventUndelegate) Descriptor() ([]byte, []int) {
-	return fileDescriptor_d01988a9108a2e89, []int{1}
+	return fileDescriptor_d01988a9108a2e89, []int{2}
 }
 func (m *EventUndelegate) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -169,7 +235,7 @@ func (m *EventRedelegate) Reset()         { *m = EventRedelegate{} }
 func (m *EventRedelegate) String() string { return proto.CompactTextString(m) }
 func (*EventRedelegate) ProtoMessage()    {}
 func (*EventRedelegate) Descriptor() ([]byte, []int) {
-	return fileDescriptor_d01988a9108a2e89, []int{2}
+	return fileDescriptor_d01988a9108a2e89, []int{3}
 }
 func (m *EventRedelegate) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -241,7 +307,7 @@ func (m *EventWithdrawRewards) Reset()         { *m = EventWithdrawRewards{} }
 func (m *EventWithdrawRewards) String() string { return proto.CompactTextString(m) }
 func (*EventWithdrawRewards) ProtoMessage()    {}
 func (*EventWithdrawRewards) Descriptor() ([]byte, []int) {
-	return fileDescriptor_d01988a9108a2e89, []int{3}
+	return fileDescriptor_d01988a9108a2e89, []int{4}
 }
 func (m *EventWithdrawRewards) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -308,7 +374,7 @@ func (m *EventSlash) Reset()         { *m = EventSlash{} }
 func (m *EventSlash) String() string { return proto.CompactTextString(m) }
 func (*EventSlash) ProtoMessage()    {}
 func (*EventSlash) Descriptor() ([]byte, []int) {
-	return fileDescriptor_d01988a9108a2e89, []int{4}
+	return fileDescriptor_d01988a9108a2e89, []int{5}
 }
 func (m *EventSlash) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -366,6 +432,7 @@ func (m *EventSlash) GetSlashType() SlashType {
 }
 
 func init() {
+	proto.RegisterType((*EventUpdateParams)(nil), "kyve.delegation.v1beta1.EventUpdateParams")
 	proto.RegisterType((*EventDelegate)(nil), "kyve.delegation.v1beta1.EventDelegate")
 	proto.RegisterType((*EventUndelegate)(nil), "kyve.delegation.v1beta1.EventUndelegate")
 	proto.RegisterType((*EventRedelegate)(nil), "kyve.delegation.v1beta1.EventRedelegate")
@@ -378,30 +445,85 @@ func init() {
 }
 
 var fileDescriptor_d01988a9108a2e89 = []byte{
-	// 357 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xac, 0x92, 0xcf, 0x4e, 0xf2, 0x40,
-	0x14, 0xc5, 0x99, 0x0f, 0x02, 0x1f, 0xd7, 0xa8, 0x49, 0x63, 0xa4, 0xd1, 0xa4, 0x12, 0xe2, 0x82,
-	0x55, 0x1b, 0xf4, 0x09, 0x34, 0xb2, 0x20, 0x26, 0x2e, 0x8a, 0x7f, 0x82, 0x2e, 0x70, 0x60, 0xae,
-	0xb4, 0x01, 0x3a, 0xcd, 0xcc, 0x00, 0xb2, 0xf4, 0x0d, 0x5c, 0xfa, 0x48, 0x2e, 0x59, 0xba, 0x34,
-	0xf0, 0x22, 0x66, 0x86, 0x12, 0xc1, 0x84, 0x44, 0x13, 0x76, 0x3d, 0x73, 0x4e, 0x7f, 0xe7, 0xde,
-	0xe4, 0xc2, 0x71, 0x77, 0x3c, 0x44, 0x8f, 0x61, 0x0f, 0x3b, 0x54, 0x85, 0x3c, 0xf2, 0x86, 0x95,
-	0x16, 0x2a, 0x5a, 0xf1, 0x70, 0x88, 0x91, 0x92, 0x6e, 0x2c, 0xb8, 0xe2, 0x56, 0x41, 0xa7, 0xdc,
-	0xef, 0x94, 0x9b, 0xa4, 0x0e, 0xca, 0xeb, 0x7e, 0x5f, 0xca, 0x1a, 0x44, 0xa9, 0x01, 0xdb, 0x55,
-	0x8d, 0xbc, 0x98, 0x1b, 0x68, 0xd9, 0x90, 0xa3, 0x8c, 0x09, 0x94, 0xd2, 0x26, 0x45, 0x52, 0xce,
-	0xfb, 0x0b, 0x69, 0xed, 0x43, 0x56, 0x2a, 0xda, 0x45, 0x61, 0xff, 0x33, 0x46, 0xa2, 0xf4, 0x3b,
-	0xed, 0xf3, 0x41, 0xa4, 0xec, 0x74, 0x91, 0x94, 0x33, 0x7e, 0xa2, 0x4a, 0x0f, 0xb0, 0x6b, 0xd0,
-	0x37, 0x11, 0xdb, 0x3c, 0xfc, 0x85, 0x24, 0x74, 0x1f, 0x7f, 0x41, 0x3f, 0x82, 0xad, 0x27, 0xc1,
-	0xfb, 0xcd, 0x95, 0x0a, 0xd0, 0x4f, 0xf5, 0x79, 0xcd, 0x21, 0xe4, 0x15, 0x5f, 0xd8, 0x69, 0x63,
-	0xff, 0x57, 0xbc, 0xfe, 0x73, 0x86, 0xcc, 0xca, 0x0c, 0x8f, 0xb0, 0x67, 0x46, 0xb8, 0x0b, 0x55,
-	0xc0, 0x04, 0x1d, 0xf9, 0x38, 0xa2, 0x82, 0xc9, 0x0d, 0x6e, 0xf9, 0x46, 0x00, 0x4c, 0x45, 0xbd,
-	0x47, 0x65, 0x60, 0x15, 0x20, 0x17, 0x73, 0xde, 0x6b, 0x86, 0xcc, 0x80, 0x33, 0x7e, 0x56, 0xcb,
-	0x1a, 0xfb, 0x2b, 0xd7, 0x3a, 0x03, 0x90, 0x9a, 0xd8, 0x54, 0xe3, 0x18, 0xcd, 0x56, 0x3b, 0x27,
-	0x25, 0x77, 0xcd, 0x35, 0xb9, 0xa6, 0xfc, 0x7a, 0x1c, 0xa3, 0x9f, 0x97, 0x8b, 0xcf, 0xf3, 0xda,
-	0xfb, 0xd4, 0x21, 0x93, 0xa9, 0x43, 0x3e, 0xa7, 0x0e, 0x79, 0x9d, 0x39, 0xa9, 0xc9, 0xcc, 0x49,
-	0x7d, 0xcc, 0x9c, 0xd4, 0xbd, 0xd7, 0x09, 0x55, 0x30, 0x68, 0xb9, 0x6d, 0xde, 0xf7, 0x2e, 0x1b,
-	0xb7, 0xd5, 0x2b, 0x54, 0x23, 0x2e, 0xba, 0x5e, 0x3b, 0xa0, 0x61, 0xe4, 0x3d, 0x2f, 0x9f, 0xa5,
-	0xae, 0x97, 0xad, 0xac, 0x39, 0xc5, 0xd3, 0xaf, 0x00, 0x00, 0x00, 0xff, 0xff, 0x35, 0xe5, 0x5e,
-	0x91, 0xf5, 0x02, 0x00, 0x00,
+	// 443 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xac, 0x93, 0x4f, 0x6b, 0x13, 0x41,
+	0x18, 0xc6, 0x33, 0x1a, 0x52, 0xf7, 0x2d, 0x2a, 0x2e, 0xc5, 0x86, 0x0a, 0x9b, 0x12, 0x3c, 0xe4,
+	0xb4, 0x4b, 0xeb, 0x27, 0xb0, 0xb4, 0x87, 0x22, 0x88, 0x4c, 0xfc, 0x43, 0xf5, 0x10, 0x27, 0x9d,
+	0xd7, 0x64, 0xc9, 0x66, 0xdf, 0x65, 0x66, 0x9a, 0x35, 0x47, 0xbf, 0x81, 0x47, 0xbf, 0x8a, 0xdf,
+	0xa0, 0xc7, 0x1e, 0x3d, 0x89, 0x24, 0x5f, 0x44, 0x66, 0x66, 0x97, 0xb6, 0xc2, 0x82, 0x85, 0xdc,
+	0xe6, 0x99, 0x79, 0xf6, 0xf7, 0x3c, 0x33, 0xec, 0x0b, 0xcf, 0x67, 0xcb, 0x05, 0x26, 0x12, 0x33,
+	0x9c, 0x08, 0x93, 0x52, 0x9e, 0x2c, 0x0e, 0xc6, 0x68, 0xc4, 0x41, 0x82, 0x0b, 0xcc, 0x8d, 0x8e,
+	0x0b, 0x45, 0x86, 0xc2, 0x5d, 0xeb, 0x8a, 0xaf, 0x5d, 0x71, 0xe5, 0xda, 0xdb, 0x99, 0xd0, 0x84,
+	0x9c, 0x27, 0xb1, 0x2b, 0x6f, 0xdf, 0x1b, 0x34, 0x41, 0x6f, 0x10, 0xbc, 0xb3, 0x31, 0xbe, 0x10,
+	0x4a, 0xcc, 0xab, 0xf8, 0xfe, 0x4f, 0x06, 0x4f, 0x4e, 0x6c, 0x9f, 0x77, 0x85, 0x14, 0x06, 0xdf,
+	0xb8, 0xb3, 0xf0, 0x18, 0x80, 0x32, 0x39, 0xf2, 0xce, 0x2e, 0xdb, 0x67, 0x83, 0xed, 0xc3, 0x5e,
+	0xdc, 0xd0, 0x34, 0xf6, 0x1f, 0x1d, 0xb5, 0x2f, 0x7f, 0xf7, 0x5a, 0x3c, 0xa0, 0x4c, 0x5e, 0x53,
+	0x72, 0x2c, 0x6b, 0xca, 0xbd, 0x3b, 0x51, 0x72, 0x2c, 0x2b, 0x4a, 0x17, 0xb6, 0x0a, 0xb1, 0xcc,
+	0x48, 0xc8, 0xee, 0xfd, 0x7d, 0x36, 0x08, 0x78, 0x2d, 0xfb, 0x67, 0xf0, 0xd0, 0x55, 0x3f, 0xf6,
+	0x30, 0xb4, 0x56, 0x21, 0xa5, 0x42, 0xed, 0x3b, 0x07, 0xbc, 0x96, 0xe1, 0x53, 0xe8, 0x68, 0x23,
+	0x66, 0xa8, 0x5c, 0x8d, 0x80, 0x57, 0xca, 0xee, 0x8b, 0x39, 0x5d, 0xe4, 0xc6, 0xb1, 0xdb, 0xbc,
+	0x52, 0xfd, 0x4f, 0xf0, 0xd8, 0xbf, 0x4a, 0x2e, 0x37, 0x0f, 0xff, 0xc6, 0x2a, 0x3a, 0xc7, 0xff,
+	0xa0, 0xf7, 0x60, 0xfb, 0x8b, 0xa2, 0xf9, 0xe8, 0x56, 0x04, 0xd8, 0xad, 0xa1, 0x8f, 0x79, 0x06,
+	0x81, 0xa1, 0xfa, 0xd8, 0x3f, 0xd1, 0x03, 0x43, 0xc3, 0x7f, 0x3b, 0xb4, 0x6f, 0x75, 0xf8, 0x0c,
+	0x3b, 0xae, 0xc2, 0x87, 0xd4, 0x4c, 0xa5, 0x12, 0x25, 0xc7, 0x52, 0x28, 0xa9, 0x37, 0x78, 0xcb,
+	0x1f, 0x0c, 0xc0, 0x45, 0x0c, 0x33, 0xa1, 0xa7, 0xe1, 0x2e, 0x6c, 0x15, 0x44, 0xd9, 0x28, 0x95,
+	0x0e, 0xdc, 0xe6, 0x1d, 0x2b, 0x4f, 0xe5, 0x5d, 0xb9, 0xe1, 0x4b, 0x00, 0x6d, 0x89, 0x23, 0xb3,
+	0x2c, 0xd0, 0xdd, 0xea, 0xd1, 0x61, 0xbf, 0xf1, 0xaf, 0x72, 0xe1, 0x6f, 0x97, 0x05, 0xf2, 0x40,
+	0xd7, 0xcb, 0xa3, 0xd3, 0xcb, 0x55, 0xc4, 0xae, 0x56, 0x11, 0xfb, 0xb3, 0x8a, 0xd8, 0xf7, 0x75,
+	0xd4, 0xba, 0x5a, 0x47, 0xad, 0x5f, 0xeb, 0xa8, 0xf5, 0x31, 0x99, 0xa4, 0x66, 0x7a, 0x31, 0x8e,
+	0xcf, 0x69, 0x9e, 0xbc, 0x3a, 0x7b, 0x7f, 0xf2, 0x1a, 0x4d, 0x49, 0x6a, 0x96, 0x9c, 0x4f, 0x45,
+	0x9a, 0x27, 0x5f, 0x6f, 0x8e, 0x93, 0x8d, 0xd7, 0xe3, 0x8e, 0x1b, 0xa3, 0x17, 0x7f, 0x03, 0x00,
+	0x00, 0xff, 0xff, 0xa8, 0xcd, 0x73, 0x6b, 0xed, 0x03, 0x00, 0x00,
+}
+
+func (m *EventUpdateParams) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalToSizedBuffer(dAtA[:size])
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *EventUpdateParams) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *EventUpdateParams) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	if len(m.Payload) > 0 {
+		i -= len(m.Payload)
+		copy(dAtA[i:], m.Payload)
+		i = encodeVarintEvents(dAtA, i, uint64(len(m.Payload)))
+		i--
+		dAtA[i] = 0x1a
+	}
+	{
+		size, err := m.NewParams.MarshalToSizedBuffer(dAtA[:i])
+		if err != nil {
+			return 0, err
+		}
+		i -= size
+		i = encodeVarintEvents(dAtA, i, uint64(size))
+	}
+	i--
+	dAtA[i] = 0x12
+	{
+		size, err := m.OldParams.MarshalToSizedBuffer(dAtA[:i])
+		if err != nil {
+			return 0, err
+		}
+		i -= size
+		i = encodeVarintEvents(dAtA, i, uint64(size))
+	}
+	i--
+	dAtA[i] = 0xa
+	return len(dAtA) - i, nil
 }
 
 func (m *EventDelegate) Marshal() (dAtA []byte, err error) {
@@ -635,6 +757,23 @@ func encodeVarintEvents(dAtA []byte, offset int, v uint64) int {
 	dAtA[offset] = uint8(v)
 	return base
 }
+func (m *EventUpdateParams) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	l = m.OldParams.Size()
+	n += 1 + l + sovEvents(uint64(l))
+	l = m.NewParams.Size()
+	n += 1 + l + sovEvents(uint64(l))
+	l = len(m.Payload)
+	if l > 0 {
+		n += 1 + l + sovEvents(uint64(l))
+	}
+	return n
+}
+
 func (m *EventDelegate) Size() (n int) {
 	if m == nil {
 		return 0
@@ -747,6 +886,154 @@ func sovEvents(x uint64) (n int) {
 func sozEvents(x uint64) (n int) {
 	return sovEvents(uint64((x << 1) ^ uint64((int64(x) >> 63))))
 }
+func (m *EventUpdateParams) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowEvents
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= uint64(b&0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: EventUpdateParams: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: EventUpdateParams: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field OldParams", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowEvents
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthEvents
+			}
+			postIndex := iNdEx + msglen
+			if postIndex < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.OldParams.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		case 2:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field NewParams", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowEvents
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthEvents
+			}
+			postIndex := iNdEx + msglen
+			if postIndex < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.NewParams.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		case 3:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Payload", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowEvents
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= uint64(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthEvents
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Payload = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipEvents(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if (skippy < 0) || (iNdEx+skippy) < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
 func (m *EventDelegate) Unmarshal(dAtA []byte) error {
 	l := len(dAtA)
 	iNdEx := 0
diff --git a/x/delegation/types/params.go b/x/delegation/types/params.go
index 6cd04f4b..fe707569 100644
--- a/x/delegation/types/params.go
+++ b/x/delegation/types/params.go
@@ -2,6 +2,7 @@ package types
 
 import (
 	"github.com/KYVENetwork/chain/util"
+	sdk "github.com/cosmos/cosmos-sdk/types"
 )
 
 // DefaultUnbondingDelegationTime ...
@@ -14,22 +15,22 @@ var DefaultRedelegationCooldown = uint64(60 * 60 * 24 * 5)
 var DefaultRedelegationMaxAmount = uint64(5)
 
 // DefaultVoteSlash ...
-var DefaultVoteSlash = "0.1"
+var DefaultVoteSlash = sdk.MustNewDecFromStr("0.1")
 
 // DefaultUploadSlash ...
-var DefaultUploadSlash = "0.2"
+var DefaultUploadSlash = sdk.MustNewDecFromStr("0.2")
 
 // DefaultTimeoutSlash ...
-var DefaultTimeoutSlash = "0.02"
+var DefaultTimeoutSlash = sdk.MustNewDecFromStr("0.02")
 
 // NewParams creates a new Params instance
 func NewParams(
 	unbondingDelegationTime uint64,
 	redelegationCooldown uint64,
 	redelegationMaxAmount uint64,
-	voteSlash string,
-	uploadSlash string,
-	timeoutSlash string,
+	voteSlash sdk.Dec,
+	uploadSlash sdk.Dec,
+	timeoutSlash sdk.Dec,
 ) Params {
 	return Params{
 		UnbondingDelegationTime: unbondingDelegationTime,
@@ -55,15 +56,15 @@ func DefaultParams() Params {
 
 // Validate validates the set of params
 func (p Params) Validate() error {
-	if err := util.ValidateUint64(p.UnbondingDelegationTime); err != nil {
+	if err := util.ValidateNumber(p.UnbondingDelegationTime); err != nil {
 		return err
 	}
 
-	if err := util.ValidateUint64(p.RedelegationCooldown); err != nil {
+	if err := util.ValidateNumber(p.RedelegationCooldown); err != nil {
 		return err
 	}
 
-	if err := util.ValidateUint64(p.RedelegationMaxAmount); err != nil {
+	if err := util.ValidateNumber(p.RedelegationMaxAmount); err != nil {
 		return err
 	}
 
diff --git a/x/delegation/types/params.pb.go b/x/delegation/types/params.pb.go
index 89fde3a9..fffc1de2 100644
--- a/x/delegation/types/params.pb.go
+++ b/x/delegation/types/params.pb.go
@@ -5,6 +5,8 @@ package types
 
 import (
 	fmt "fmt"
+	github_com_cosmos_cosmos_sdk_types "github.com/cosmos/cosmos-sdk/types"
+	_ "github.com/cosmos/gogoproto/gogoproto"
 	proto "github.com/gogo/protobuf/proto"
 	io "io"
 	math "math"
@@ -31,11 +33,11 @@ type Params struct {
 	// unbonding_delegation_time ...
 	RedelegationMaxAmount uint64 `protobuf:"varint,3,opt,name=redelegation_max_amount,json=redelegationMaxAmount,proto3" json:"redelegation_max_amount,omitempty"`
 	// vote_slash ...
-	VoteSlash string `protobuf:"bytes,4,opt,name=vote_slash,json=voteSlash,proto3" json:"vote_slash,omitempty"`
+	VoteSlash github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,4,opt,name=vote_slash,json=voteSlash,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"vote_slash"`
 	// upload_slash ...
-	UploadSlash string `protobuf:"bytes,5,opt,name=upload_slash,json=uploadSlash,proto3" json:"upload_slash,omitempty"`
+	UploadSlash github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,5,opt,name=upload_slash,json=uploadSlash,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"upload_slash"`
 	// timeout_slash ...
-	TimeoutSlash string `protobuf:"bytes,6,opt,name=timeout_slash,json=timeoutSlash,proto3" json:"timeout_slash,omitempty"`
+	TimeoutSlash github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,6,opt,name=timeout_slash,json=timeoutSlash,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"timeout_slash"`
 }
 
 func (m *Params) Reset()         { *m = Params{} }
@@ -92,27 +94,6 @@ func (m *Params) GetRedelegationMaxAmount() uint64 {
 	return 0
 }
 
-func (m *Params) GetVoteSlash() string {
-	if m != nil {
-		return m.VoteSlash
-	}
-	return ""
-}
-
-func (m *Params) GetUploadSlash() string {
-	if m != nil {
-		return m.UploadSlash
-	}
-	return ""
-}
-
-func (m *Params) GetTimeoutSlash() string {
-	if m != nil {
-		return m.TimeoutSlash
-	}
-	return ""
-}
-
 func init() {
 	proto.RegisterType((*Params)(nil), "kyve.delegation.v1beta1.Params")
 }
@@ -122,27 +103,29 @@ func init() {
 }
 
 var fileDescriptor_17019e1d49c878a9 = []byte{
-	// 307 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x54, 0xd1, 0xbb, 0x4e, 0xf3, 0x30,
-	0x1c, 0x05, 0xf0, 0xba, 0x5f, 0xbf, 0x4a, 0x35, 0x65, 0xb1, 0x40, 0x0d, 0x03, 0x56, 0xb9, 0x0c,
-	0x9d, 0x62, 0x55, 0x95, 0x18, 0xd8, 0xb8, 0x0d, 0x08, 0x81, 0x50, 0x41, 0x48, 0xb0, 0x44, 0x4e,
-	0x63, 0xb5, 0x56, 0x63, 0xff, 0xa3, 0xc4, 0xe9, 0xe5, 0x2d, 0x18, 0x79, 0x24, 0xc6, 0x8e, 0x8c,
-	0x28, 0x79, 0x11, 0x14, 0x37, 0x6a, 0xd3, 0xf5, 0x9c, 0xdf, 0xb1, 0x64, 0xfd, 0xf1, 0xf9, 0x74,
-	0x39, 0x13, 0x2c, 0x10, 0xa1, 0x18, 0x73, 0x23, 0x41, 0xb3, 0x59, 0xdf, 0x17, 0x86, 0xf7, 0x59,
-	0xc4, 0x63, 0xae, 0x12, 0x37, 0x8a, 0xc1, 0x00, 0xe9, 0x14, 0xca, 0xdd, 0x2a, 0xb7, 0x54, 0xa7,
-	0x5f, 0x75, 0xdc, 0x7c, 0xb6, 0x92, 0x5c, 0xe2, 0xa3, 0x54, 0xfb, 0xa0, 0x03, 0xa9, 0xc7, 0xde,
-	0x96, 0x7a, 0x46, 0x2a, 0xe1, 0xa0, 0x2e, 0xea, 0x35, 0x86, 0x9d, 0x0d, 0xb8, 0xdd, 0xf4, 0xaf,
-	0x52, 0x09, 0x32, 0xc0, 0x87, 0xb1, 0xa8, 0x6c, 0x46, 0x00, 0x61, 0x00, 0x73, 0xed, 0xd4, 0xed,
-	0xee, 0xa0, 0x5a, 0xde, 0x94, 0x1d, 0xb9, 0xc0, 0x9d, 0x9d, 0x91, 0xe2, 0x0b, 0x8f, 0x2b, 0x48,
-	0xb5, 0x71, 0xfe, 0xd9, 0xd9, 0xce, 0x9b, 0x8f, 0x7c, 0x71, 0x65, 0x4b, 0x72, 0x8c, 0xf1, 0x0c,
-	0x8c, 0xf0, 0x92, 0x90, 0x27, 0x13, 0xa7, 0xd1, 0x45, 0xbd, 0xd6, 0xb0, 0x55, 0x24, 0x2f, 0x45,
-	0x40, 0x4e, 0x70, 0x3b, 0x8d, 0x42, 0xe0, 0x41, 0x09, 0xfe, 0x5b, 0xb0, 0xb7, 0xce, 0xd6, 0xe4,
-	0x0c, 0xef, 0x17, 0xbf, 0x82, 0xd4, 0x94, 0xa6, 0x69, 0x4d, 0xbb, 0x0c, 0x2d, 0xba, 0xbe, 0xff,
-	0xce, 0x28, 0x5a, 0x65, 0x14, 0xfd, 0x66, 0x14, 0x7d, 0xe6, 0xb4, 0xb6, 0xca, 0x69, 0xed, 0x27,
-	0xa7, 0xb5, 0x0f, 0x36, 0x96, 0x66, 0x92, 0xfa, 0xee, 0x08, 0x14, 0x7b, 0x78, 0x7f, 0xbb, 0x7b,
-	0x12, 0x66, 0x0e, 0xf1, 0x94, 0x8d, 0x26, 0x5c, 0x6a, 0xb6, 0xa8, 0x5e, 0xc3, 0x2c, 0x23, 0x91,
-	0xf8, 0x4d, 0x7b, 0x85, 0xc1, 0x5f, 0x00, 0x00, 0x00, 0xff, 0xff, 0x87, 0x17, 0x6d, 0x46, 0xad,
-	0x01, 0x00, 0x00,
+	// 350 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x9c, 0xd2, 0x3f, 0x4f, 0xfa, 0x40,
+	0x1c, 0x06, 0xf0, 0xf6, 0x07, 0x3f, 0x12, 0x4e, 0x5c, 0x1a, 0x0c, 0xd5, 0xa1, 0x10, 0x63, 0x0c,
+	0x8b, 0xbd, 0x10, 0x12, 0x07, 0x37, 0x11, 0x07, 0x63, 0x30, 0x0a, 0xc6, 0x44, 0x97, 0xe6, 0xda,
+	0x5e, 0x4a, 0x43, 0x7b, 0xdf, 0xa6, 0x77, 0xe5, 0xcf, 0xbb, 0xf0, 0x65, 0xf8, 0x52, 0x18, 0x19,
+	0x8d, 0x03, 0x31, 0xf0, 0x46, 0x4c, 0x8f, 0x06, 0xca, 0xca, 0xd4, 0x26, 0xcf, 0xf3, 0x7c, 0x86,
+	0xbb, 0x43, 0x17, 0xa3, 0xd9, 0x98, 0x62, 0x97, 0x06, 0xd4, 0x23, 0xc2, 0x07, 0x86, 0xc7, 0x2d,
+	0x9b, 0x0a, 0xd2, 0xc2, 0x11, 0x89, 0x49, 0xc8, 0xcd, 0x28, 0x06, 0x01, 0x5a, 0x2d, 0x6d, 0x99,
+	0xbb, 0x96, 0x99, 0xb5, 0xce, 0xaa, 0x1e, 0x78, 0x20, 0x3b, 0x38, 0xfd, 0xdb, 0xd4, 0xcf, 0xbf,
+	0x0a, 0xa8, 0xf4, 0x2c, 0xf7, 0xda, 0x0d, 0x3a, 0x4d, 0x98, 0x0d, 0xcc, 0xf5, 0x99, 0x67, 0xed,
+	0x00, 0x4b, 0xf8, 0x21, 0xd5, 0xd5, 0x86, 0xda, 0x2c, 0xf6, 0x6b, 0xdb, 0x42, 0x77, 0x9b, 0xbf,
+	0xfa, 0x21, 0xd5, 0xda, 0xe8, 0x24, 0xa6, 0xb9, 0x8d, 0x03, 0x10, 0xb8, 0x30, 0x61, 0xfa, 0x3f,
+	0xb9, 0xab, 0xe6, 0xc3, 0xbb, 0x2c, 0xd3, 0xae, 0x51, 0x6d, 0x6f, 0x14, 0x92, 0xa9, 0x45, 0x42,
+	0x48, 0x98, 0xd0, 0x0b, 0x72, 0xb6, 0x67, 0xf6, 0xc8, 0xf4, 0x56, 0x86, 0x5a, 0x0f, 0xa1, 0x31,
+	0x08, 0x6a, 0xf1, 0x80, 0xf0, 0xa1, 0x5e, 0x6c, 0xa8, 0xcd, 0x72, 0xc7, 0x9c, 0x2f, 0xeb, 0xca,
+	0xcf, 0xb2, 0x7e, 0xe9, 0xf9, 0x62, 0x98, 0xd8, 0xa6, 0x03, 0x21, 0x76, 0x80, 0x87, 0xc0, 0xb3,
+	0xcf, 0x15, 0x77, 0x47, 0x58, 0xcc, 0x22, 0xca, 0xcd, 0x2e, 0x75, 0xfa, 0xe5, 0x54, 0x18, 0xa4,
+	0x80, 0xf6, 0x82, 0x2a, 0x49, 0x14, 0x00, 0x71, 0x33, 0xf0, 0xff, 0x41, 0xe0, 0xd1, 0xc6, 0xd8,
+	0x90, 0x03, 0x74, 0x9c, 0x9e, 0x1a, 0x24, 0x22, 0x33, 0x4b, 0x07, 0x99, 0x95, 0x0c, 0x91, 0x68,
+	0xe7, 0x61, 0xbe, 0x32, 0xd4, 0xc5, 0xca, 0x50, 0x7f, 0x57, 0x86, 0xfa, 0xb9, 0x36, 0x94, 0xc5,
+	0xda, 0x50, 0xbe, 0xd7, 0x86, 0xf2, 0x81, 0x73, 0xde, 0xe3, 0xfb, 0xdb, 0xfd, 0x13, 0x15, 0x13,
+	0x88, 0x47, 0xd8, 0x19, 0x12, 0x9f, 0xe1, 0x69, 0xfe, 0xcd, 0x48, 0xdc, 0x2e, 0xc9, 0xcb, 0x6f,
+	0xff, 0x05, 0x00, 0x00, 0xff, 0xff, 0x45, 0xa8, 0x27, 0x47, 0x53, 0x02, 0x00, 0x00,
 }
 
 func (m *Params) Marshal() (dAtA []byte, err error) {
@@ -165,27 +148,36 @@ func (m *Params) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 	_ = i
 	var l int
 	_ = l
-	if len(m.TimeoutSlash) > 0 {
-		i -= len(m.TimeoutSlash)
-		copy(dAtA[i:], m.TimeoutSlash)
-		i = encodeVarintParams(dAtA, i, uint64(len(m.TimeoutSlash)))
-		i--
-		dAtA[i] = 0x32
+	{
+		size := m.TimeoutSlash.Size()
+		i -= size
+		if _, err := m.TimeoutSlash.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintParams(dAtA, i, uint64(size))
 	}
-	if len(m.UploadSlash) > 0 {
-		i -= len(m.UploadSlash)
-		copy(dAtA[i:], m.UploadSlash)
-		i = encodeVarintParams(dAtA, i, uint64(len(m.UploadSlash)))
-		i--
-		dAtA[i] = 0x2a
+	i--
+	dAtA[i] = 0x32
+	{
+		size := m.UploadSlash.Size()
+		i -= size
+		if _, err := m.UploadSlash.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintParams(dAtA, i, uint64(size))
 	}
-	if len(m.VoteSlash) > 0 {
-		i -= len(m.VoteSlash)
-		copy(dAtA[i:], m.VoteSlash)
-		i = encodeVarintParams(dAtA, i, uint64(len(m.VoteSlash)))
-		i--
-		dAtA[i] = 0x22
+	i--
+	dAtA[i] = 0x2a
+	{
+		size := m.VoteSlash.Size()
+		i -= size
+		if _, err := m.VoteSlash.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintParams(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0x22
 	if m.RedelegationMaxAmount != 0 {
 		i = encodeVarintParams(dAtA, i, uint64(m.RedelegationMaxAmount))
 		i--
@@ -230,18 +222,12 @@ func (m *Params) Size() (n int) {
 	if m.RedelegationMaxAmount != 0 {
 		n += 1 + sovParams(uint64(m.RedelegationMaxAmount))
 	}
-	l = len(m.VoteSlash)
-	if l > 0 {
-		n += 1 + l + sovParams(uint64(l))
-	}
-	l = len(m.UploadSlash)
-	if l > 0 {
-		n += 1 + l + sovParams(uint64(l))
-	}
-	l = len(m.TimeoutSlash)
-	if l > 0 {
-		n += 1 + l + sovParams(uint64(l))
-	}
+	l = m.VoteSlash.Size()
+	n += 1 + l + sovParams(uint64(l))
+	l = m.UploadSlash.Size()
+	n += 1 + l + sovParams(uint64(l))
+	l = m.TimeoutSlash.Size()
+	n += 1 + l + sovParams(uint64(l))
 	return n
 }
 
@@ -367,7 +353,9 @@ func (m *Params) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.VoteSlash = string(dAtA[iNdEx:postIndex])
+			if err := m.VoteSlash.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		case 5:
 			if wireType != 2 {
@@ -399,7 +387,9 @@ func (m *Params) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.UploadSlash = string(dAtA[iNdEx:postIndex])
+			if err := m.UploadSlash.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		case 6:
 			if wireType != 2 {
@@ -431,7 +421,9 @@ func (m *Params) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.TimeoutSlash = string(dAtA[iNdEx:postIndex])
+			if err := m.TimeoutSlash.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
diff --git a/x/global/keeper/msg_server_update_params.go b/x/global/keeper/msg_server_update_params.go
index ba7d4591..4189a238 100644
--- a/x/global/keeper/msg_server_update_params.go
+++ b/x/global/keeper/msg_server_update_params.go
@@ -13,17 +13,23 @@ import (
 	govTypes "github.com/cosmos/cosmos-sdk/x/gov/types"
 )
 
-func (k msgServer) UpdateParams(goCtx context.Context, req *types.MsgUpdateParams) (*types.MsgUpdateParamsResponse, error) {
-	if k.authority != req.Authority {
-		return nil, errors.Wrapf(govTypes.ErrInvalidSigner, "invalid authority; expected %s, got %s", k.authority, req.Authority)
+func (k msgServer) UpdateParams(goCtx context.Context, msg *types.MsgUpdateParams) (*types.MsgUpdateParamsResponse, error) {
+	if k.authority != msg.Authority {
+		return nil, errors.Wrapf(govTypes.ErrInvalidSigner, "invalid authority; expected %s, got %s", k.authority, msg.Authority)
 	}
 
 	ctx := sdk.UnwrapSDKContext(goCtx)
-	params := k.GetParams(ctx)
+	oldParams := k.GetParams(ctx)
 
-	payload := params
-	_ = json.Unmarshal([]byte(req.Payload), &payload)
-	k.SetParams(ctx, payload)
+	newParams := oldParams
+	_ = json.Unmarshal([]byte(msg.Payload), &newParams)
+	k.SetParams(ctx, newParams)
+
+	_ = ctx.EventManager().EmitTypedEvent(&types.EventUpdateParams{
+		OldParams: oldParams,
+		NewParams: newParams,
+		Payload:   msg.Payload,
+	})
 
 	return &types.MsgUpdateParamsResponse{}, nil
 }
diff --git a/x/global/types/events.pb.go b/x/global/types/events.pb.go
new file mode 100644
index 00000000..3c6b587a
--- /dev/null
+++ b/x/global/types/events.pb.go
@@ -0,0 +1,432 @@
+// Code generated by protoc-gen-gogo. DO NOT EDIT.
+// source: kyve/global/v1beta1/events.proto
+
+package types
+
+import (
+	fmt "fmt"
+	_ "github.com/cosmos/gogoproto/gogoproto"
+	proto "github.com/gogo/protobuf/proto"
+	io "io"
+	math "math"
+	math_bits "math/bits"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.GoGoProtoPackageIsVersion3 // please upgrade the proto package
+
+// EventUpdateParams is an event emitted when the module parameters are updated.
+// emitted_by: MsgUpdateParams
+type EventUpdateParams struct {
+	// old_params is the module's old parameters.
+	OldParams Params `protobuf:"bytes,1,opt,name=old_params,json=oldParams,proto3" json:"old_params"`
+	// new_params is the module's new parameters.
+	NewParams Params `protobuf:"bytes,2,opt,name=new_params,json=newParams,proto3" json:"new_params"`
+	// payload is the parameter updates that were performed.
+	Payload string `protobuf:"bytes,3,opt,name=payload,proto3" json:"payload,omitempty"`
+}
+
+func (m *EventUpdateParams) Reset()         { *m = EventUpdateParams{} }
+func (m *EventUpdateParams) String() string { return proto.CompactTextString(m) }
+func (*EventUpdateParams) ProtoMessage()    {}
+func (*EventUpdateParams) Descriptor() ([]byte, []int) {
+	return fileDescriptor_e23fcddbe36854a4, []int{0}
+}
+func (m *EventUpdateParams) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *EventUpdateParams) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_EventUpdateParams.Marshal(b, m, deterministic)
+	} else {
+		b = b[:cap(b)]
+		n, err := m.MarshalToSizedBuffer(b)
+		if err != nil {
+			return nil, err
+		}
+		return b[:n], nil
+	}
+}
+func (m *EventUpdateParams) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_EventUpdateParams.Merge(m, src)
+}
+func (m *EventUpdateParams) XXX_Size() int {
+	return m.Size()
+}
+func (m *EventUpdateParams) XXX_DiscardUnknown() {
+	xxx_messageInfo_EventUpdateParams.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_EventUpdateParams proto.InternalMessageInfo
+
+func (m *EventUpdateParams) GetOldParams() Params {
+	if m != nil {
+		return m.OldParams
+	}
+	return Params{}
+}
+
+func (m *EventUpdateParams) GetNewParams() Params {
+	if m != nil {
+		return m.NewParams
+	}
+	return Params{}
+}
+
+func (m *EventUpdateParams) GetPayload() string {
+	if m != nil {
+		return m.Payload
+	}
+	return ""
+}
+
+func init() {
+	proto.RegisterType((*EventUpdateParams)(nil), "kyve.global.v1beta1.EventUpdateParams")
+}
+
+func init() { proto.RegisterFile("kyve/global/v1beta1/events.proto", fileDescriptor_e23fcddbe36854a4) }
+
+var fileDescriptor_e23fcddbe36854a4 = []byte{
+	// 252 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0x52, 0xc8, 0xae, 0x2c, 0x4b,
+	0xd5, 0x4f, 0xcf, 0xc9, 0x4f, 0x4a, 0xcc, 0xd1, 0x2f, 0x33, 0x4c, 0x4a, 0x2d, 0x49, 0x34, 0xd4,
+	0x4f, 0x2d, 0x4b, 0xcd, 0x2b, 0x29, 0xd6, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0x12, 0x06, 0xa9,
+	0xd0, 0x83, 0xa8, 0xd0, 0x83, 0xaa, 0x90, 0x12, 0x49, 0xcf, 0x4f, 0xcf, 0x07, 0xcb, 0xeb, 0x83,
+	0x58, 0x10, 0xa5, 0x52, 0x58, 0x0d, 0x83, 0xea, 0x04, 0xab, 0x50, 0xda, 0xc8, 0xc8, 0x25, 0xe8,
+	0x0a, 0x32, 0x3d, 0xb4, 0x20, 0x25, 0xb1, 0x24, 0x35, 0x20, 0xb1, 0x28, 0x31, 0xb7, 0x58, 0xc8,
+	0x81, 0x8b, 0x2b, 0x3f, 0x27, 0x25, 0xbe, 0x00, 0xcc, 0x93, 0x60, 0x54, 0x60, 0xd4, 0xe0, 0x36,
+	0x92, 0xd6, 0xc3, 0x62, 0xaf, 0x1e, 0x44, 0x83, 0x13, 0xcb, 0x89, 0x7b, 0xf2, 0x0c, 0x41, 0x9c,
+	0xf9, 0x39, 0x29, 0x08, 0x13, 0xf2, 0x52, 0xcb, 0x61, 0x26, 0x30, 0x11, 0x6d, 0x42, 0x5e, 0x6a,
+	0x39, 0xd4, 0x04, 0x09, 0x2e, 0xf6, 0x82, 0xc4, 0xca, 0x9c, 0xfc, 0xc4, 0x14, 0x09, 0x66, 0x05,
+	0x46, 0x0d, 0xce, 0x20, 0x18, 0xd7, 0xc9, 0xf5, 0xc4, 0x23, 0x39, 0xc6, 0x0b, 0x8f, 0xe4, 0x18,
+	0x1f, 0x3c, 0x92, 0x63, 0x9c, 0xf0, 0x58, 0x8e, 0xe1, 0xc2, 0x63, 0x39, 0x86, 0x1b, 0x8f, 0xe5,
+	0x18, 0xa2, 0xb4, 0xd3, 0x33, 0x4b, 0x32, 0x4a, 0x93, 0xf4, 0x92, 0xf3, 0x73, 0xf5, 0xbd, 0x23,
+	0xc3, 0x5c, 0xfd, 0x52, 0x4b, 0xca, 0xf3, 0x8b, 0xb2, 0xf5, 0x93, 0x33, 0x12, 0x33, 0xf3, 0xf4,
+	0x2b, 0x60, 0x21, 0x51, 0x52, 0x59, 0x90, 0x5a, 0x9c, 0xc4, 0x06, 0x0e, 0x01, 0x63, 0x40, 0x00,
+	0x00, 0x00, 0xff, 0xff, 0xe5, 0x68, 0x7b, 0x75, 0x72, 0x01, 0x00, 0x00,
+}
+
+func (m *EventUpdateParams) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalToSizedBuffer(dAtA[:size])
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *EventUpdateParams) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *EventUpdateParams) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	if len(m.Payload) > 0 {
+		i -= len(m.Payload)
+		copy(dAtA[i:], m.Payload)
+		i = encodeVarintEvents(dAtA, i, uint64(len(m.Payload)))
+		i--
+		dAtA[i] = 0x1a
+	}
+	{
+		size, err := m.NewParams.MarshalToSizedBuffer(dAtA[:i])
+		if err != nil {
+			return 0, err
+		}
+		i -= size
+		i = encodeVarintEvents(dAtA, i, uint64(size))
+	}
+	i--
+	dAtA[i] = 0x12
+	{
+		size, err := m.OldParams.MarshalToSizedBuffer(dAtA[:i])
+		if err != nil {
+			return 0, err
+		}
+		i -= size
+		i = encodeVarintEvents(dAtA, i, uint64(size))
+	}
+	i--
+	dAtA[i] = 0xa
+	return len(dAtA) - i, nil
+}
+
+func encodeVarintEvents(dAtA []byte, offset int, v uint64) int {
+	offset -= sovEvents(v)
+	base := offset
+	for v >= 1<<7 {
+		dAtA[offset] = uint8(v&0x7f | 0x80)
+		v >>= 7
+		offset++
+	}
+	dAtA[offset] = uint8(v)
+	return base
+}
+func (m *EventUpdateParams) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	l = m.OldParams.Size()
+	n += 1 + l + sovEvents(uint64(l))
+	l = m.NewParams.Size()
+	n += 1 + l + sovEvents(uint64(l))
+	l = len(m.Payload)
+	if l > 0 {
+		n += 1 + l + sovEvents(uint64(l))
+	}
+	return n
+}
+
+func sovEvents(x uint64) (n int) {
+	return (math_bits.Len64(x|1) + 6) / 7
+}
+func sozEvents(x uint64) (n int) {
+	return sovEvents(uint64((x << 1) ^ uint64((int64(x) >> 63))))
+}
+func (m *EventUpdateParams) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowEvents
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= uint64(b&0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: EventUpdateParams: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: EventUpdateParams: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field OldParams", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowEvents
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthEvents
+			}
+			postIndex := iNdEx + msglen
+			if postIndex < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.OldParams.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		case 2:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field NewParams", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowEvents
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthEvents
+			}
+			postIndex := iNdEx + msglen
+			if postIndex < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.NewParams.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		case 3:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Payload", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowEvents
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= uint64(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthEvents
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Payload = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipEvents(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if (skippy < 0) || (iNdEx+skippy) < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func skipEvents(dAtA []byte) (n int, err error) {
+	l := len(dAtA)
+	iNdEx := 0
+	depth := 0
+	for iNdEx < l {
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return 0, ErrIntOverflowEvents
+			}
+			if iNdEx >= l {
+				return 0, io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= (uint64(b) & 0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		wireType := int(wire & 0x7)
+		switch wireType {
+		case 0:
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return 0, ErrIntOverflowEvents
+				}
+				if iNdEx >= l {
+					return 0, io.ErrUnexpectedEOF
+				}
+				iNdEx++
+				if dAtA[iNdEx-1] < 0x80 {
+					break
+				}
+			}
+		case 1:
+			iNdEx += 8
+		case 2:
+			var length int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return 0, ErrIntOverflowEvents
+				}
+				if iNdEx >= l {
+					return 0, io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				length |= (int(b) & 0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if length < 0 {
+				return 0, ErrInvalidLengthEvents
+			}
+			iNdEx += length
+		case 3:
+			depth++
+		case 4:
+			if depth == 0 {
+				return 0, ErrUnexpectedEndOfGroupEvents
+			}
+			depth--
+		case 5:
+			iNdEx += 4
+		default:
+			return 0, fmt.Errorf("proto: illegal wireType %d", wireType)
+		}
+		if iNdEx < 0 {
+			return 0, ErrInvalidLengthEvents
+		}
+		if depth == 0 {
+			return iNdEx, nil
+		}
+	}
+	return 0, io.ErrUnexpectedEOF
+}
+
+var (
+	ErrInvalidLengthEvents        = fmt.Errorf("proto: negative length found during unmarshaling")
+	ErrIntOverflowEvents          = fmt.Errorf("proto: integer overflow")
+	ErrUnexpectedEndOfGroupEvents = fmt.Errorf("proto: unexpected end of group")
+)
diff --git a/x/pool/keeper/msg_server_update_pool.go b/x/pool/keeper/msg_server_update_pool.go
index 3803bd5a..c68d80d5 100644
--- a/x/pool/keeper/msg_server_update_pool.go
+++ b/x/pool/keeper/msg_server_update_pool.go
@@ -13,19 +13,6 @@ import (
 	govTypes "github.com/cosmos/cosmos-sdk/x/gov/types"
 )
 
-type Update struct {
-	Name              *string
-	Runtime           *string
-	Logo              *string
-	Config            *string
-	UploadInterval    *uint64
-	OperatingCost     *uint64
-	MinDelegation     *uint64
-	MaxBundleSize     *uint64
-	StorageProviderId *uint32
-	CompressionId     *uint32
-}
-
 func (k msgServer) UpdatePool(goCtx context.Context, req *types.MsgUpdatePool) (*types.MsgUpdatePoolResponse, error) {
 	if k.authority != req.Authority {
 		return nil, errors.Wrapf(govTypes.ErrInvalidSigner, "invalid authority; expected %s, got %s", k.authority, req.Authority)
@@ -37,7 +24,7 @@ func (k msgServer) UpdatePool(goCtx context.Context, req *types.MsgUpdatePool) (
 		return nil, errors.Wrapf(errorsTypes.ErrNotFound, types.ErrPoolNotFound.Error(), req.Id)
 	}
 
-	var update Update
+	var update types.PoolUpdate
 	if err := json.Unmarshal([]byte(req.Payload), &update); err != nil {
 		return nil, err
 	}
diff --git a/x/pool/keeper/msg_server_update_pool_test.go b/x/pool/keeper/msg_server_update_pool_test.go
index 7833de3d..c212e292 100644
--- a/x/pool/keeper/msg_server_update_pool_test.go
+++ b/x/pool/keeper/msg_server_update_pool_test.go
@@ -288,23 +288,97 @@ var _ = Describe("msg_server_update_pool.go", Ordered, func() {
 			Payload:   "invalid_json_payload\",\"Runtime\":\"@kyve/test\",\"Logo\":\"ar://Tewyv2P5VEG8EJ6AUQORdqNTectY9hlOrWPK8wwo-aU\",\"Config\":\"ar://DgdB-2hLrxjhyEEbCML__dgZN5_uS7T6Z5XDkaFh3P0\",\"StartKey\":\"0\",\"UploadInterval\":60,\"OperatingCost\":10000,\"MinDelegation\":100000000000,\"MaxBundleSize\":100,\"Version\":\"0.0.0\",\"Binaries\":\"{}\",\"StorageProviderId\":2,\"CompressionId\":1}",
 		}
 
-		p, v := BuildGovernanceTxs(s, []sdk.Msg{msg})
+		p, _ := BuildGovernanceTxs(s, []sdk.Msg{msg})
 
 		// ACT
-		_, submitErr := s.RunTx(&p)
-		_, voteErr := s.RunTx(&v)
+		_ = s.RunTxError(&p)
+		s.Commit()
 
-		s.CommitAfter(*votingPeriod)
+		// ASSERT
+		pool, found := s.App().PoolKeeper.GetPool(s.Ctx(), 0)
+
+		Expect(found).To(BeTrue())
+		Expect(pool.Name).To(BeEmpty())
+	})
+
+	It("Update pool with invalid UploadInterval", func() {
+		// ARRANGE
+		msg := &types.MsgUpdatePool{
+			Authority: gov,
+			Id:        1,
+			Payload:   "{\"UploadInterval\": 0}",
+		}
+
+		p, _ := BuildGovernanceTxs(s, []sdk.Msg{msg})
+
+		// ACT
+		_ = s.RunTxError(&p)
 		s.Commit()
 
 		// ASSERT
-		proposal, _ := s.App().GovKeeper.GetProposal(s.Ctx(), 1)
+		pool, found := s.App().PoolKeeper.GetPool(s.Ctx(), 0)
 
-		Expect(submitErr).To(Not(HaveOccurred()))
-		Expect(voteErr).To(Not(HaveOccurred()))
+		Expect(found).To(BeTrue())
+		Expect(pool.Name).To(BeEmpty())
+	})
 
-		Expect(proposal.Status).To(Equal(govV1Types.StatusFailed))
+	It("Update pool with invalid UploadInterval", func() {
+		// ARRANGE
+		msg := &types.MsgUpdatePool{
+			Authority: gov,
+			Id:        1,
+			Payload:   "{\"UploadInterval\": 0}",
+		}
+
+		p, _ := BuildGovernanceTxs(s, []sdk.Msg{msg})
+
+		// ACT
+		_ = s.RunTxError(&p)
+		s.Commit()
 
+		// ASSERT
+		pool, found := s.App().PoolKeeper.GetPool(s.Ctx(), 0)
+
+		Expect(found).To(BeTrue())
+		Expect(pool.Name).To(BeEmpty())
+	})
+
+	It("Update pool with invalid OperatingCost", func() {
+		// ARRANGE
+		msg := &types.MsgUpdatePool{
+			Authority: gov,
+			Id:        1,
+			Payload:   "{\"OperatingCost\": 0}",
+		}
+
+		p, _ := BuildGovernanceTxs(s, []sdk.Msg{msg})
+
+		// ACT
+		_ = s.RunTxError(&p)
+		s.Commit()
+
+		// ASSERT
+		pool, found := s.App().PoolKeeper.GetPool(s.Ctx(), 0)
+
+		Expect(found).To(BeTrue())
+		Expect(pool.Name).To(BeEmpty())
+	})
+
+	It("Update pool with invalid MinDelegation", func() {
+		// ARRANGE
+		msg := &types.MsgUpdatePool{
+			Authority: gov,
+			Id:        1,
+			Payload:   "{\"MinDelegation\": 0}",
+		}
+
+		p, _ := BuildGovernanceTxs(s, []sdk.Msg{msg})
+
+		// ACT
+		_ = s.RunTxError(&p)
+		s.Commit()
+
+		// ASSERT
 		pool, found := s.App().PoolKeeper.GetPool(s.Ctx(), 0)
 
 		Expect(found).To(BeTrue())
diff --git a/x/pool/types/message_fund_pool.go b/x/pool/types/message_fund_pool.go
index aae047ea..2cb637fc 100644
--- a/x/pool/types/message_fund_pool.go
+++ b/x/pool/types/message_fund_pool.go
@@ -2,12 +2,11 @@ package types
 
 import (
 	"cosmossdk.io/errors"
+	"github.com/KYVENetwork/chain/util"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	errorsTypes "github.com/cosmos/cosmos-sdk/types/errors"
 )
 
-const TypeMsgFundPool = "fund_pool"
-
 var _ sdk.Msg = &MsgFundPool{}
 
 func NewMsgFundPool(creator string, id uint64, amount uint64) *MsgFundPool {
@@ -18,31 +17,23 @@ func NewMsgFundPool(creator string, id uint64, amount uint64) *MsgFundPool {
 	}
 }
 
-func (msg *MsgFundPool) Route() string {
-	return RouterKey
-}
-
-func (msg *MsgFundPool) Type() string {
-	return TypeMsgFundPool
-}
-
 func (msg *MsgFundPool) GetSigners() []sdk.AccAddress {
 	creator, err := sdk.AccAddressFromBech32(msg.Creator)
 	if err != nil {
 		panic(err)
 	}
-	return []sdk.AccAddress{creator}
-}
 
-func (msg *MsgFundPool) GetSignBytes() []byte {
-	bz := ModuleCdc.MustMarshalJSON(msg)
-	return sdk.MustSortJSON(bz)
+	return []sdk.AccAddress{creator}
 }
 
 func (msg *MsgFundPool) ValidateBasic() error {
-	_, err := sdk.AccAddressFromBech32(msg.Creator)
-	if err != nil {
-		return errors.Wrapf(errorsTypes.ErrInvalidAddress, "invalid creator address (%s)", err)
+	if _, err := sdk.AccAddressFromBech32(msg.Creator); err != nil {
+		return errors.Wrapf(errorsTypes.ErrInvalidAddress, "invalid creator address: %s", err)
 	}
+
+	if util.ValidateNumber(msg.Amount) != nil {
+		return errors.Wrapf(errorsTypes.ErrInvalidRequest, "invalid amount")
+	}
+
 	return nil
 }
diff --git a/x/pool/types/msg.go b/x/pool/types/msgs.go
similarity index 66%
rename from x/pool/types/msg.go
rename to x/pool/types/msgs.go
index 8bc391f0..e6ecaf36 100644
--- a/x/pool/types/msg.go
+++ b/x/pool/types/msgs.go
@@ -1,8 +1,13 @@
 package types
 
 import (
+	"encoding/json"
+
 	"cosmossdk.io/errors"
+
+	"github.com/KYVENetwork/chain/util"
 	sdk "github.com/cosmos/cosmos-sdk/types"
+	errorsTypes "github.com/cosmos/cosmos-sdk/types/errors"
 )
 
 var (
@@ -26,6 +31,18 @@ func (msg *MsgCreatePool) ValidateBasic() error {
 		return errors.Wrap(err, "invalid authority address")
 	}
 
+	if err := util.ValidatePositiveNumber(msg.UploadInterval); err != nil {
+		return errors.Wrapf(errorsTypes.ErrInvalidRequest, "invalid upload interval")
+	}
+
+	if err := util.ValidatePositiveNumber(msg.OperatingCost); err != nil {
+		return errors.Wrapf(errorsTypes.ErrInvalidRequest, "invalid operating cost")
+	}
+
+	if err := util.ValidatePositiveNumber(msg.MinDelegation); err != nil {
+		return errors.Wrapf(errorsTypes.ErrInvalidRequest, "invalid minimum delegation")
+	}
+
 	return nil
 }
 
@@ -35,12 +52,49 @@ func (msg *MsgUpdatePool) GetSigners() []sdk.AccAddress {
 	return []sdk.AccAddress{addr}
 }
 
+// PoolUpdate ...
+type PoolUpdate struct {
+	Name              *string
+	Runtime           *string
+	Logo              *string
+	Config            *string
+	UploadInterval    *uint64
+	OperatingCost     *uint64
+	MinDelegation     *uint64
+	MaxBundleSize     *uint64
+	StorageProviderId *uint32
+	CompressionId     *uint32
+}
+
 // ValidateBasic does a sanity check on the provided data.
 func (msg *MsgUpdatePool) ValidateBasic() error {
 	if _, err := sdk.AccAddressFromBech32(msg.Authority); err != nil {
 		return errors.Wrap(err, "invalid authority address")
 	}
 
+	var payload PoolUpdate
+	if err := json.Unmarshal([]byte(msg.Payload), &payload); err != nil {
+		return err
+	}
+
+	if payload.UploadInterval != nil {
+		if err := util.ValidatePositiveNumber(*payload.UploadInterval); err != nil {
+			return errors.Wrapf(errorsTypes.ErrInvalidRequest, "invalid upload interval")
+		}
+	}
+
+	if payload.OperatingCost != nil {
+		if err := util.ValidatePositiveNumber(*payload.OperatingCost); err != nil {
+			return errors.Wrapf(errorsTypes.ErrInvalidRequest, "invalid operating cost")
+		}
+	}
+
+	if payload.MinDelegation != nil {
+		if err := util.ValidatePositiveNumber(*payload.MinDelegation); err != nil {
+			return errors.Wrapf(errorsTypes.ErrInvalidRequest, "invalid minimum delegation")
+		}
+	}
+
 	return nil
 }
 
diff --git a/x/query/keeper/grpc_account_asssets.go b/x/query/keeper/grpc_account_assets.go
similarity index 100%
rename from x/query/keeper/grpc_account_asssets.go
rename to x/query/keeper/grpc_account_assets.go
diff --git a/x/query/keeper/grpc_account_funded.go b/x/query/keeper/grpc_account_funded.go
index f5355a6e..08d2bd58 100644
--- a/x/query/keeper/grpc_account_funded.go
+++ b/x/query/keeper/grpc_account_funded.go
@@ -17,7 +17,9 @@ func (k Keeper) AccountFundedList(goCtx context.Context, req *types.QueryAccount
 	ctx := sdk.UnwrapSDKContext(goCtx)
 	var funded []types.Funded
 
-	for _, pool := range k.poolKeeper.GetAllPools(ctx) {
+	pools := k.poolKeeper.GetAllPools(ctx)
+	for i := range pools {
+		pool := pools[i]
 		funded = append(funded, types.Funded{
 			Amount: pool.GetFunderAmount(req.Address),
 			Pool: &types.BasicPool{
diff --git a/x/query/keeper/grpc_query_can_propose_test.go b/x/query/keeper/grpc_query_can_propose_test.go
index f9455053..85f8971e 100644
--- a/x/query/keeper/grpc_query_can_propose_test.go
+++ b/x/query/keeper/grpc_query_can_propose_test.go
@@ -428,8 +428,8 @@ var _ = Describe("grpc_query_can_propose.go", Ordered, func() {
 		// ACT
 		canPropose, err := s.App().QueryKeeper.CanPropose(sdk.WrapSDKContext(s.Ctx()), &querytypes.QueryCanProposeRequest{
 			PoolId:    0,
-			Staker:    i.STAKER_1,
-			Proposer:  i.VALADDRESS_1,
+			Staker:    i.STAKER_0,
+			Proposer:  i.VALADDRESS_0,
 			FromIndex: 100,
 		})
 
@@ -442,8 +442,8 @@ var _ = Describe("grpc_query_can_propose.go", Ordered, func() {
 		Expect(canPropose.Reason).To(Equal(errors.Wrapf(bundletypes.ErrUploadInterval, "expected %v < %v", s.Ctx().BlockTime().Unix(), bundleProposal.UpdatedAt+pool.UploadInterval).Error()))
 
 		_, txErr := s.RunTx(&bundletypes.MsgSubmitBundleProposal{
-			Creator:       i.VALADDRESS_1,
-			Staker:        i.STAKER_1,
+			Creator:       i.VALADDRESS_0,
+			Staker:        i.STAKER_0,
 			PoolId:        0,
 			StorageId:     "test_storage_id",
 			DataSize:      100,
@@ -463,15 +463,15 @@ var _ = Describe("grpc_query_can_propose.go", Ordered, func() {
 		// ACT
 		canPropose_1, err_1 := s.App().QueryKeeper.CanPropose(sdk.WrapSDKContext(s.Ctx()), &querytypes.QueryCanProposeRequest{
 			PoolId:    0,
-			Staker:    i.STAKER_1,
-			Proposer:  i.VALADDRESS_1,
+			Staker:    i.STAKER_0,
+			Proposer:  i.VALADDRESS_0,
 			FromIndex: 99,
 		})
 
 		canPropose_2, err_2 := s.App().QueryKeeper.CanPropose(sdk.WrapSDKContext(s.Ctx()), &querytypes.QueryCanProposeRequest{
 			PoolId:    0,
-			Staker:    i.STAKER_1,
-			Proposer:  i.VALADDRESS_1,
+			Staker:    i.STAKER_0,
+			Proposer:  i.VALADDRESS_0,
 			FromIndex: 101,
 		})
 
@@ -489,8 +489,8 @@ var _ = Describe("grpc_query_can_propose.go", Ordered, func() {
 		Expect(canPropose_2.Reason).To(Equal(errors.Wrapf(bundletypes.ErrFromIndex, "expected %v received %v", pool.CurrentIndex+bundleProposal.BundleSize, 101).Error()))
 
 		_, txErr_1 := s.RunTx(&bundletypes.MsgSubmitBundleProposal{
-			Creator:       i.VALADDRESS_1,
-			Staker:        i.STAKER_1,
+			Creator:       i.VALADDRESS_0,
+			Staker:        i.STAKER_0,
 			PoolId:        0,
 			StorageId:     "test_storage_id",
 			DataSize:      100,
@@ -506,8 +506,8 @@ var _ = Describe("grpc_query_can_propose.go", Ordered, func() {
 		Expect(txErr_1.Error()).To(Equal(canPropose_1.Reason))
 
 		_, txErr_2 := s.RunTx(&bundletypes.MsgSubmitBundleProposal{
-			Creator:       i.VALADDRESS_1,
-			Staker:        i.STAKER_1,
+			Creator:       i.VALADDRESS_0,
+			Staker:        i.STAKER_0,
 			PoolId:        0,
 			StorageId:     "test_storage_id",
 			DataSize:      100,
@@ -527,8 +527,8 @@ var _ = Describe("grpc_query_can_propose.go", Ordered, func() {
 		// ACT
 		canPropose, err := s.App().QueryKeeper.CanPropose(sdk.WrapSDKContext(s.Ctx()), &querytypes.QueryCanProposeRequest{
 			PoolId:    0,
-			Staker:    i.STAKER_1,
-			Proposer:  i.VALADDRESS_1,
+			Staker:    i.STAKER_0,
+			Proposer:  i.VALADDRESS_0,
 			FromIndex: 100,
 		})
 
@@ -539,8 +539,8 @@ var _ = Describe("grpc_query_can_propose.go", Ordered, func() {
 		Expect(canPropose.Reason).To(BeEmpty())
 
 		_, txErr := s.RunTx(&bundletypes.MsgSubmitBundleProposal{
-			Creator:       i.VALADDRESS_1,
-			Staker:        i.STAKER_1,
+			Creator:       i.VALADDRESS_0,
+			Staker:        i.STAKER_0,
 			PoolId:        0,
 			StorageId:     "test_storage_id",
 			DataSize:      100,
diff --git a/x/query/types/keys.go b/x/query/types/keys.go
index 7237b127..2d7ca9b4 100644
--- a/x/query/types/keys.go
+++ b/x/query/types/keys.go
@@ -7,13 +7,9 @@ const (
 	// StoreKey defines the primary module store key
 	StoreKey = ModuleName
 
-	// RouterKey is the message route for slashing
+	// RouterKey is the message route for query
 	RouterKey = ModuleName
 
 	// MemStoreKey defines the in-memory store key
 	MemStoreKey = "mem_query"
 )
-
-func KeyPrefix(p string) []byte {
-	return []byte(p)
-}
diff --git a/x/query/types/query.pb.go b/x/query/types/query.pb.go
index 775dae00..efd01080 100644
--- a/x/query/types/query.pb.go
+++ b/x/query/types/query.pb.go
@@ -6,6 +6,8 @@ package types
 import (
 	fmt "fmt"
 	types "github.com/KYVENetwork/chain/x/pool/types"
+	github_com_cosmos_cosmos_sdk_types "github.com/cosmos/cosmos-sdk/types"
+	_ "github.com/cosmos/gogoproto/gogoproto"
 	proto "github.com/gogo/protobuf/proto"
 	io "io"
 	math "math"
@@ -260,7 +262,7 @@ type StakerMetadata struct {
 	// commission is the percentage of the rewards that will
 	// get transferred to the staker before the remaining
 	// rewards are split across all delegators
-	Commission string `protobuf:"bytes,1,opt,name=commission,proto3" json:"commission,omitempty"`
+	Commission github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,1,opt,name=commission,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"commission"`
 	// moniker is a human-readable name for displaying
 	// the staker in the UI
 	Moniker string `protobuf:"bytes,2,opt,name=moniker,proto3" json:"moniker,omitempty"`
@@ -309,13 +311,6 @@ func (m *StakerMetadata) XXX_DiscardUnknown() {
 
 var xxx_messageInfo_StakerMetadata proto.InternalMessageInfo
 
-func (m *StakerMetadata) GetCommission() string {
-	if m != nil {
-		return m.Commission
-	}
-	return ""
-}
-
 func (m *StakerMetadata) GetMoniker() string {
 	if m != nil {
 		return m.Moniker
@@ -349,7 +344,7 @@ func (m *StakerMetadata) GetPendingCommissionChange() *CommissionChangeEntry {
 type CommissionChangeEntry struct {
 	// commission is the new commission that will
 	// become active once the change-time is over
-	Commission string `protobuf:"bytes,1,opt,name=commission,proto3" json:"commission,omitempty"`
+	Commission github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,1,opt,name=commission,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"commission"`
 	// creation_date is the UNIX-timestamp (in seconds)
 	// of when the entry was created.
 	CreationDate int64 `protobuf:"varint,2,opt,name=creation_date,json=creationDate,proto3" json:"creation_date,omitempty"`
@@ -388,13 +383,6 @@ func (m *CommissionChangeEntry) XXX_DiscardUnknown() {
 
 var xxx_messageInfo_CommissionChangeEntry proto.InternalMessageInfo
 
-func (m *CommissionChangeEntry) GetCommission() string {
-	if m != nil {
-		return m.Commission
-	}
-	return ""
-}
-
 func (m *CommissionChangeEntry) GetCreationDate() int64 {
 	if m != nil {
 		return m.CreationDate
@@ -505,49 +493,52 @@ func init() {
 func init() { proto.RegisterFile("kyve/query/v1beta1/query.proto", fileDescriptor_6b41255feae93a15) }
 
 var fileDescriptor_6b41255feae93a15 = []byte{
-	// 671 bytes of a gzipped FileDescriptorProto
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-	0xc1, 0xaf, 0x00, 0x00, 0x00, 0xff, 0xff, 0x55, 0xa5, 0xc1, 0x00, 0x26, 0x05, 0x00, 0x00,
+	// 719 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xac, 0x94, 0xcf, 0x6e, 0xd3, 0x4a,
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+	0xef, 0xff, 0x08, 0x00, 0x00, 0xff, 0xff, 0x97, 0x7e, 0xc8, 0xa1, 0x9d, 0x05, 0x00, 0x00,
 }
 
 func (m *BasicPool) Marshal() (dAtA []byte, err error) {
@@ -753,13 +744,16 @@ func (m *StakerMetadata) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 		i--
 		dAtA[i] = 0x12
 	}
-	if len(m.Commission) > 0 {
-		i -= len(m.Commission)
-		copy(dAtA[i:], m.Commission)
-		i = encodeVarintQuery(dAtA, i, uint64(len(m.Commission)))
-		i--
-		dAtA[i] = 0xa
+	{
+		size := m.Commission.Size()
+		i -= size
+		if _, err := m.Commission.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintQuery(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0xa
 	return len(dAtA) - i, nil
 }
 
@@ -788,13 +782,16 @@ func (m *CommissionChangeEntry) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 		i--
 		dAtA[i] = 0x10
 	}
-	if len(m.Commission) > 0 {
-		i -= len(m.Commission)
-		copy(dAtA[i:], m.Commission)
-		i = encodeVarintQuery(dAtA, i, uint64(len(m.Commission)))
-		i--
-		dAtA[i] = 0xa
+	{
+		size := m.Commission.Size()
+		i -= size
+		if _, err := m.Commission.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintQuery(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0xa
 	return len(dAtA) - i, nil
 }
 
@@ -951,10 +948,8 @@ func (m *StakerMetadata) Size() (n int) {
 	}
 	var l int
 	_ = l
-	l = len(m.Commission)
-	if l > 0 {
-		n += 1 + l + sovQuery(uint64(l))
-	}
+	l = m.Commission.Size()
+	n += 1 + l + sovQuery(uint64(l))
 	l = len(m.Moniker)
 	if l > 0 {
 		n += 1 + l + sovQuery(uint64(l))
@@ -980,10 +975,8 @@ func (m *CommissionChangeEntry) Size() (n int) {
 	}
 	var l int
 	_ = l
-	l = len(m.Commission)
-	if l > 0 {
-		n += 1 + l + sovQuery(uint64(l))
-	}
+	l = m.Commission.Size()
+	n += 1 + l + sovQuery(uint64(l))
 	if m.CreationDate != 0 {
 		n += 1 + sovQuery(uint64(m.CreationDate))
 	}
@@ -1569,7 +1562,9 @@ func (m *StakerMetadata) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Commission = string(dAtA[iNdEx:postIndex])
+			if err := m.Commission.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		case 2:
 			if wireType != 2 {
@@ -1783,7 +1778,9 @@ func (m *CommissionChangeEntry) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Commission = string(dAtA[iNdEx:postIndex])
+			if err := m.Commission.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		case 2:
 			if wireType != 0 {
diff --git a/x/stakers/client/cli/tx_stake.go b/x/stakers/client/cli/tx_create_staker.go
similarity index 71%
rename from x/stakers/client/cli/tx_stake.go
rename to x/stakers/client/cli/tx_create_staker.go
index 310dab85..2b12fadb 100644
--- a/x/stakers/client/cli/tx_stake.go
+++ b/x/stakers/client/cli/tx_create_staker.go
@@ -5,29 +5,36 @@ import (
 	"github.com/cosmos/cosmos-sdk/client"
 	"github.com/cosmos/cosmos-sdk/client/flags"
 	"github.com/cosmos/cosmos-sdk/client/tx"
+	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/spf13/cast"
 	"github.com/spf13/cobra"
 )
 
 func CmdCreateStaker() *cobra.Command {
 	cmd := &cobra.Command{
-		Use:   "create-staker [amount]",
+		Use:   "create-staker [amount] [commission]",
 		Short: "Broadcast message create-staker",
-		Args:  cobra.ExactArgs(1),
+		Args:  cobra.ExactArgs(2),
 		RunE: func(cmd *cobra.Command, args []string) (err error) {
 			argAmount, err := cast.ToUint64E(args[0])
 			if err != nil {
 				return err
 			}
 
+			argCommission, err := sdk.NewDecFromStr(args[1])
+			if err != nil {
+				return err
+			}
+
 			clientCtx, err := client.GetClientTxContext(cmd)
 			if err != nil {
 				return err
 			}
 
 			msg := types.MsgCreateStaker{
-				Creator: clientCtx.GetFromAddress().String(),
-				Amount:  argAmount,
+				Creator:    clientCtx.GetFromAddress().String(),
+				Amount:     argAmount,
+				Commission: argCommission,
 			}
 
 			if err := msg.ValidateBasic(); err != nil {
diff --git a/x/stakers/client/cli/tx_update_commission.go b/x/stakers/client/cli/tx_update_commission.go
index 4bf925a5..9274fc34 100644
--- a/x/stakers/client/cli/tx_update_commission.go
+++ b/x/stakers/client/cli/tx_update_commission.go
@@ -5,6 +5,7 @@ import (
 	"github.com/cosmos/cosmos-sdk/client"
 	"github.com/cosmos/cosmos-sdk/client/flags"
 	"github.com/cosmos/cosmos-sdk/client/tx"
+	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/spf13/cobra"
 )
 
@@ -19,9 +20,14 @@ func CmdUpdateCommission() *cobra.Command {
 				return err
 			}
 
+			commission, err := sdk.NewDecFromStr(args[0])
+			if err != nil {
+				return err
+			}
+
 			msg := types.MsgUpdateCommission{
 				Creator:    clientCtx.GetFromAddress().String(),
-				Commission: args[0],
+				Commission: commission,
 			}
 
 			if err := msg.ValidateBasic(); err != nil {
diff --git a/x/stakers/keeper/exported_functions.go b/x/stakers/keeper/exported_functions.go
index d53765e6..901666d9 100644
--- a/x/stakers/keeper/exported_functions.go
+++ b/x/stakers/keeper/exported_functions.go
@@ -2,7 +2,6 @@ package keeper
 
 import (
 	"cosmossdk.io/math"
-	"github.com/KYVENetwork/chain/util"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 
 	// Gov
@@ -41,11 +40,7 @@ func (k Keeper) GetAllStakerAddressesOfPool(ctx sdk.Context, poolId uint64) (sta
 // GetCommission returns the commission of a staker as a parsed sdk.Dec
 func (k Keeper) GetCommission(ctx sdk.Context, stakerAddress string) sdk.Dec {
 	staker, _ := k.GetStaker(ctx, stakerAddress)
-	uploaderCommission, err := sdk.NewDecFromStr(staker.Commission)
-	if err != nil {
-		util.PanicHalt(k.upgradeKeeper, ctx, "Commission not parsable: "+staker.Commission)
-	}
-	return uploaderCommission
+	return staker.Commission
 }
 
 // AssertValaccountAuthorized checks if the given `valaddress` is allowed to vote in pool
diff --git a/x/stakers/keeper/getters_staker.go b/x/stakers/keeper/getters_staker.go
index 32d7641e..db8436c7 100644
--- a/x/stakers/keeper/getters_staker.go
+++ b/x/stakers/keeper/getters_staker.go
@@ -24,7 +24,7 @@ func (k Keeper) UpdateStakerMetadata(ctx sdk.Context, address string, moniker st
 }
 
 // UpdateStakerCommission ...
-func (k Keeper) UpdateStakerCommission(ctx sdk.Context, address string, commission string) {
+func (k Keeper) UpdateStakerCommission(ctx sdk.Context, address string, commission sdk.Dec) {
 	staker, found := k.GetStaker(ctx, address)
 	if found {
 		staker.Commission = commission
diff --git a/x/stakers/keeper/logic_commission.go b/x/stakers/keeper/logic_commission.go
index 1d888adc..894ff913 100644
--- a/x/stakers/keeper/logic_commission.go
+++ b/x/stakers/keeper/logic_commission.go
@@ -9,7 +9,7 @@ import (
 // The queue is checked in every endBlock and when the commissionChangeTime
 // is over the new commission will be applied to the user.
 // If another entry is currently in the queue it will be removed.
-func (k Keeper) orderNewCommissionChange(ctx sdk.Context, staker string, commission string) {
+func (k Keeper) orderNewCommissionChange(ctx sdk.Context, staker string, commission sdk.Dec) {
 	// Remove existing queue entry
 	queueEntry, found := k.GetCommissionChangeEntryByIndex2(ctx, staker)
 	if found {
diff --git a/x/stakers/keeper/msg_server_create_staker.go b/x/stakers/keeper/msg_server_create_staker.go
index 19599dea..7bd95860 100644
--- a/x/stakers/keeper/msg_server_create_staker.go
+++ b/x/stakers/keeper/msg_server_create_staker.go
@@ -15,7 +15,10 @@ import (
 // Every user can create a staker object with some stake. However,
 // only if self_delegation + delegation is large enough to join a pool the staker
 // is able to participate in the protocol
-func (k msgServer) CreateStaker(goCtx context.Context, msg *types.MsgCreateStaker) (*types.MsgCreateStakerResponse, error) {
+func (k msgServer) CreateStaker(
+	goCtx context.Context,
+	msg *types.MsgCreateStaker,
+) (*types.MsgCreateStakerResponse, error) {
 	ctx := sdk.UnwrapSDKContext(goCtx)
 
 	// Only create new stakers
@@ -26,7 +29,7 @@ func (k msgServer) CreateStaker(goCtx context.Context, msg *types.MsgCreateStake
 	// Create and append new staker to store
 	k.AppendStaker(ctx, types.Staker{
 		Address:    msg.Creator,
-		Commission: types.DefaultCommission,
+		Commission: msg.Commission,
 	})
 
 	// Perform initial self delegation
diff --git a/x/stakers/keeper/msg_server_create_staker_test.go b/x/stakers/keeper/msg_server_create_staker_test.go
index c8897310..cc933974 100644
--- a/x/stakers/keeper/msg_server_create_staker_test.go
+++ b/x/stakers/keeper/msg_server_create_staker_test.go
@@ -2,6 +2,7 @@ package keeper_test
 
 import (
 	delegationtypes "github.com/KYVENetwork/chain/x/delegation/types"
+	sdk "github.com/cosmos/cosmos-sdk/types"
 	. "github.com/onsi/ginkgo/v2"
 	. "github.com/onsi/gomega"
 
@@ -39,8 +40,9 @@ var _ = Describe("msg_server_create_staker.go", Ordered, func() {
 	It("Create a first new staker and delegate 100 $KYVE", func() {
 		// ACT
 		s.RunTxStakersSuccess(&stakerstypes.MsgCreateStaker{
-			Creator: i.STAKER_0,
-			Amount:  100 * i.KYVE,
+			Creator:    i.STAKER_0,
+			Amount:     100 * i.KYVE,
+			Commission: sdk.MustNewDecFromStr("0.2"),
 		})
 
 		// ASSERT
@@ -56,7 +58,7 @@ var _ = Describe("msg_server_create_staker.go", Ordered, func() {
 		Expect(staker.Address).To(Equal(i.STAKER_0))
 		Expect(s.App().DelegationKeeper.GetDelegationAmount(s.Ctx(), i.STAKER_0)).To(Equal(100 * i.KYVE))
 		Expect(s.App().DelegationKeeper.GetDelegationAmountOfDelegator(s.Ctx(), i.STAKER_0, i.STAKER_0)).To(Equal(100 * i.KYVE))
-		Expect(staker.Commission).To(Equal(types.DefaultCommission))
+		Expect(staker.Commission).To(Equal(sdk.MustNewDecFromStr("0.2")))
 
 		Expect(staker.Moniker).To(BeEmpty())
 		Expect(staker.Logo).To(BeEmpty())
@@ -68,8 +70,9 @@ var _ = Describe("msg_server_create_staker.go", Ordered, func() {
 	It("Do an additional 50 $KYVE self delegation after staker has already delegated 100 $KYVE", func() {
 		// ARRANGE
 		s.RunTxStakersSuccess(&stakerstypes.MsgCreateStaker{
-			Creator: i.STAKER_0,
-			Amount:  100 * i.KYVE,
+			Creator:    i.STAKER_0,
+			Amount:     100 * i.KYVE,
+			Commission: types.DefaultCommission,
 		})
 
 		// ACT
diff --git a/x/stakers/keeper/msg_server_join_pool.go b/x/stakers/keeper/msg_server_join_pool.go
index 6f0c4caa..cf843ddf 100644
--- a/x/stakers/keeper/msg_server_join_pool.go
+++ b/x/stakers/keeper/msg_server_join_pool.go
@@ -48,6 +48,11 @@ func (k msgServer) JoinPool(goCtx context.Context, msg *types.MsgJoinPool) (*typ
 		return nil, errors.Wrapf(errorsTypes.ErrInvalidRequest, types.ErrAlreadyJoinedPool.Error())
 	}
 
+	// Only join if it is possible
+	if errFreeSlot := k.ensureFreeSlot(ctx, msg.PoolId, staker.Address); errFreeSlot != nil {
+		return nil, errFreeSlot
+	}
+
 	// Every valaddress can only be used for one pool. It is not allowed
 	// to use the same valaddress for multiple pools. (to avoid account sequence errors,
 	// when two processes try so submit transactions simultaneously)
@@ -66,11 +71,6 @@ func (k msgServer) JoinPool(goCtx context.Context, msg *types.MsgJoinPool) (*typ
 		}
 	}
 
-	// Only join if it is possible
-	if errFreeSlot := k.ensureFreeSlot(ctx, msg.PoolId, staker.Address); errFreeSlot != nil {
-		return nil, errFreeSlot
-	}
-
 	k.AddValaccountToPool(ctx, msg.PoolId, msg.Creator, msg.Valaddress)
 
 	if err := util.TransferFromAddressToAddress(k.bankKeeper, ctx, msg.Creator, msg.Valaddress, msg.Amount); err != nil {
diff --git a/x/stakers/keeper/msg_server_update_commission.go b/x/stakers/keeper/msg_server_update_commission.go
index 36ae8af8..0eb30c8d 100644
--- a/x/stakers/keeper/msg_server_update_commission.go
+++ b/x/stakers/keeper/msg_server_update_commission.go
@@ -21,16 +21,6 @@ func (k msgServer) UpdateCommission(goCtx context.Context, msg *types.MsgUpdateC
 		return nil, errors.Wrap(errorsTypes.ErrUnauthorized, types.ErrNoStaker.Error())
 	}
 
-	// Validate commission.
-	commission, err := sdk.NewDecFromStr(msg.Commission)
-	if err != nil {
-		return nil, errors.Wrapf(errorsTypes.ErrLogic, types.ErrInvalidCommission.Error(), msg.Commission)
-	}
-
-	if commission.LT(sdk.NewDec(int64(0))) || commission.GT(sdk.NewDec(int64(1))) {
-		return nil, errors.Wrapf(errorsTypes.ErrLogic, types.ErrInvalidCommission.Error(), msg.Commission)
-	}
-
 	// Insert commission change into queue
 	k.orderNewCommissionChange(ctx, msg.Creator, msg.Commission)
 
diff --git a/x/stakers/keeper/msg_server_update_commission_test.go b/x/stakers/keeper/msg_server_update_commission_test.go
index 852a20a5..43e5ff60 100644
--- a/x/stakers/keeper/msg_server_update_commission_test.go
+++ b/x/stakers/keeper/msg_server_update_commission_test.go
@@ -1,6 +1,7 @@
 package keeper_test
 
 import (
+	sdk "github.com/cosmos/cosmos-sdk/types"
 	. "github.com/onsi/ginkgo/v2"
 	. "github.com/onsi/gomega"
 
@@ -53,7 +54,7 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		// ACT
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0.5",
+			Commission: sdk.MustNewDecFromStr("0.5"),
 		})
 		s.PerformValidityChecks()
 
@@ -66,14 +67,14 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		s.CommitAfterSeconds(1)
 
 		staker, _ = s.App().StakersKeeper.GetStaker(s.Ctx(), i.STAKER_0)
-		Expect(staker.Commission).To(Equal("0.5"))
+		Expect(staker.Commission).To(Equal(sdk.MustNewDecFromStr("0.5")))
 	})
 
 	It("Update commission to 0% from previously default commission", func() {
 		// ACT
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0",
+			Commission: sdk.ZeroDec(),
 		})
 		s.PerformValidityChecks()
 
@@ -86,14 +87,14 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		s.CommitAfterSeconds(1)
 
 		staker, _ = s.App().StakersKeeper.GetStaker(s.Ctx(), i.STAKER_0)
-		Expect(staker.Commission).To(Equal("0"))
+		Expect(staker.Commission).To(Equal(sdk.ZeroDec()))
 	})
 
 	It("Update commission to 100% from previously default commission", func() {
 		// ACT
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "1",
+			Commission: sdk.OneDec(),
 		})
 		s.PerformValidityChecks()
 
@@ -106,27 +107,14 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		s.CommitAfterSeconds(1)
 
 		staker, _ = s.App().StakersKeeper.GetStaker(s.Ctx(), i.STAKER_0)
-		Expect(staker.Commission).To(Equal("1"))
-	})
-
-	It("Update commission with an invalid number from previously default commission", func() {
-		// ACT
-		s.RunTxStakersError(&stakerstypes.MsgUpdateCommission{
-			Creator:    i.STAKER_0,
-			Commission: "teset",
-		})
-		s.PerformValidityChecks()
-
-		// ASSERT
-		staker, _ := s.App().StakersKeeper.GetStaker(s.Ctx(), i.STAKER_0)
-		Expect(staker.Commission).To(Equal(stakerstypes.DefaultCommission))
+		Expect(staker.Commission).To(Equal(sdk.OneDec()))
 	})
 
 	It("Update commission with a negative number from previously default commission", func() {
 		// ACT
 		s.RunTxStakersError(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "-0.5",
+			Commission: sdk.MustNewDecFromStr("-0.5"),
 		})
 		s.PerformValidityChecks()
 
@@ -139,7 +127,7 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		// ACT
 		s.RunTxStakersError(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "2",
+			Commission: sdk.NewDec(2),
 		})
 		s.PerformValidityChecks()
 
@@ -152,19 +140,19 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		// ACT
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0.5",
+			Commission: sdk.MustNewDecFromStr("0.5"),
 		})
 		s.PerformValidityChecks()
 
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0.2",
+			Commission: sdk.MustNewDecFromStr("0.2"),
 		})
 		s.PerformValidityChecks()
 
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0.3",
+			Commission: sdk.MustNewDecFromStr("0.3"),
 		})
 		s.PerformValidityChecks()
 
@@ -177,19 +165,19 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		s.CommitAfterSeconds(1)
 
 		staker, _ = s.App().StakersKeeper.GetStaker(s.Ctx(), i.STAKER_0)
-		Expect(staker.Commission).To(Equal("0.3"))
+		Expect(staker.Commission).To(Equal(sdk.MustNewDecFromStr("0.3")))
 	})
 
 	It("Update commission multiple times during the commission change time with the same value", func() {
 		// ACT
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0.5",
+			Commission: sdk.MustNewDecFromStr("0.5"),
 		})
 
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0.2",
+			Commission: sdk.MustNewDecFromStr("0.2"),
 		})
 
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
@@ -220,12 +208,12 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		// ACT
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_0,
-			Commission: "0.5",
+			Commission: sdk.MustNewDecFromStr("0.5"),
 		})
 
 		s.RunTxStakersSuccess(&stakerstypes.MsgUpdateCommission{
 			Creator:    i.STAKER_1,
-			Commission: "0.5",
+			Commission: sdk.MustNewDecFromStr("0.5"),
 		})
 
 		s.PerformValidityChecks()
@@ -242,9 +230,9 @@ var _ = Describe("msg_server_update_commission.go", Ordered, func() {
 		s.CommitAfterSeconds(1)
 
 		staker0, _ = s.App().StakersKeeper.GetStaker(s.Ctx(), i.STAKER_0)
-		Expect(staker0.Commission).To(Equal("0.5"))
+		Expect(staker0.Commission).To(Equal(sdk.MustNewDecFromStr("0.5")))
 
 		staker1, _ = s.App().StakersKeeper.GetStaker(s.Ctx(), i.STAKER_1)
-		Expect(staker1.Commission).To(Equal("0.5"))
+		Expect(staker1.Commission).To(Equal(sdk.MustNewDecFromStr("0.5")))
 	})
 })
diff --git a/x/stakers/keeper/msg_server_update_params.go b/x/stakers/keeper/msg_server_update_params.go
index 0268d464..0e5e6a6a 100644
--- a/x/stakers/keeper/msg_server_update_params.go
+++ b/x/stakers/keeper/msg_server_update_params.go
@@ -5,7 +5,6 @@ import (
 	"encoding/json"
 
 	"cosmossdk.io/errors"
-
 	sdk "github.com/cosmos/cosmos-sdk/types"
 
 	// Gov
@@ -14,17 +13,23 @@ import (
 	"github.com/KYVENetwork/chain/x/stakers/types"
 )
 
-func (k msgServer) UpdateParams(goCtx context.Context, req *types.MsgUpdateParams) (*types.MsgUpdateParamsResponse, error) {
-	if k.authority != req.Authority {
-		return nil, errors.Wrapf(govTypes.ErrInvalidSigner, "invalid authority; expected %s, got %s", k.authority, req.Authority)
+func (k msgServer) UpdateParams(goCtx context.Context, msg *types.MsgUpdateParams) (*types.MsgUpdateParamsResponse, error) {
+	if k.authority != msg.Authority {
+		return nil, errors.Wrapf(govTypes.ErrInvalidSigner, "invalid authority; expected %s, got %s", k.authority, msg.Authority)
 	}
 
 	ctx := sdk.UnwrapSDKContext(goCtx)
-	params := k.GetParams(ctx)
+	oldParams := k.GetParams(ctx)
+
+	newParams := oldParams
+	_ = json.Unmarshal([]byte(msg.Payload), &newParams)
+	k.SetParams(ctx, newParams)
 
-	payload := params
-	_ = json.Unmarshal([]byte(req.Payload), &payload)
-	k.SetParams(ctx, payload)
+	_ = ctx.EventManager().EmitTypedEvent(&types.EventUpdateParams{
+		OldParams: oldParams,
+		NewParams: newParams,
+		Payload:   msg.Payload,
+	})
 
 	return &types.MsgUpdateParamsResponse{}, nil
 }
diff --git a/x/stakers/spec/02_state.md b/x/stakers/spec/02_state.md
index ceb03135..cf918dcf 100644
--- a/x/stakers/spec/02_state.md
+++ b/x/stakers/spec/02_state.md
@@ -15,7 +15,7 @@ people can delegate to it and the staker can start joining pools
 type Staker struct {
     Address string
     // Needs to be a valid decimal representation
-    Commission uint64 
+    Commission sdk.Dec 
     Moniker uint64 
     Website uint64
     Logo uint64 
@@ -101,7 +101,7 @@ type CommissionChangeEntry struct {
     Staker string
     // Commission is the new commission which will
     // be applied after the waiting time is over.
-    Commission String
+    Commission sdk.Dec
     // CreationDate is the UNIX-timestamp in seconds
     // when the entry was created.
     CreationDate uint64
diff --git a/x/stakers/spec/05_events.md b/x/stakers/spec/05_events.md
index 9fa8007b..8ee8ebcd 100644
--- a/x/stakers/spec/05_events.md
+++ b/x/stakers/spec/05_events.md
@@ -6,6 +6,21 @@ order: 5
 
 The `x/stakers` module contains the following events:
 
+## EventUpdateParams
+
+EventUpdateParams is emitted when the parameters were changed by the governance.
+
+```protobuf
+message EventUpdateParams {
+  // old_params is the module's old parameters.
+  kyve.bundles.v1beta1.Params old_params = 1 [(gogoproto.nullable) = false];
+  // new_params is the module's new parameters.
+  kyve.bundles.v1beta1.Params new_params = 2 [(gogoproto.nullable) = false];
+  // payload is the parameter updates that were performed.
+  string payload = 3;
+}
+```
+
 ## EventCreateStaker
 
 EventBundleProposed indicates that a new staker was created.
@@ -54,7 +69,10 @@ message EventUpdateCommission {
   // staker is the account address of the protocol node.
   string staker = 1;
   // commission ...
-  string commission = 2;
+  string commission = 2 [
+    (gogoproto.customtype) = "github.com/cosmos/cosmos-sdk/types.Dec",
+    (gogoproto.nullable) = false
+  ];
 }
 ```
 
diff --git a/x/stakers/types/errors.go b/x/stakers/types/errors.go
index f12025f8..35a19780 100644
--- a/x/stakers/types/errors.go
+++ b/x/stakers/types/errors.go
@@ -17,7 +17,6 @@ var (
 	ErrValaddressSameAsStaker  = errors.Register(ModuleName, 1111, "Valaddress has same address as Valaddress")
 	ErrCanNotJoinDisabledPool  = errors.Register(ModuleName, 1112, "can not join disabled pool")
 
-	ErrInvalidCommission          = errors.Register(ModuleName, 1116, "invalid commission %v")
 	ErrPoolLeaveAlreadyInProgress = errors.Register(ModuleName, 1117, "Pool leave is already in progress")
 	ErrValaccountUnauthorized     = errors.Register(ModuleName, 1118, "valaccount unauthorized")
 )
diff --git a/x/stakers/types/events.pb.go b/x/stakers/types/events.pb.go
index 23c49708..c865279a 100644
--- a/x/stakers/types/events.pb.go
+++ b/x/stakers/types/events.pb.go
@@ -5,6 +5,8 @@ package types
 
 import (
 	fmt "fmt"
+	github_com_cosmos_cosmos_sdk_types "github.com/cosmos/cosmos-sdk/types"
+	_ "github.com/cosmos/gogoproto/gogoproto"
 	proto "github.com/gogo/protobuf/proto"
 	io "io"
 	math "math"
@@ -22,6 +24,71 @@ var _ = math.Inf
 // proto package needs to be updated.
 const _ = proto.GoGoProtoPackageIsVersion3 // please upgrade the proto package
 
+// EventUpdateParams is an event emitted when the module parameters are updated.
+// emitted_by: MsgUpdateParams
+type EventUpdateParams struct {
+	// old_params is the module's old parameters.
+	OldParams Params `protobuf:"bytes,1,opt,name=old_params,json=oldParams,proto3" json:"old_params"`
+	// new_params is the module's new parameters.
+	NewParams Params `protobuf:"bytes,2,opt,name=new_params,json=newParams,proto3" json:"new_params"`
+	// payload is the parameter updates that were performed.
+	Payload string `protobuf:"bytes,3,opt,name=payload,proto3" json:"payload,omitempty"`
+}
+
+func (m *EventUpdateParams) Reset()         { *m = EventUpdateParams{} }
+func (m *EventUpdateParams) String() string { return proto.CompactTextString(m) }
+func (*EventUpdateParams) ProtoMessage()    {}
+func (*EventUpdateParams) Descriptor() ([]byte, []int) {
+	return fileDescriptor_7a1b3dc9634155a0, []int{0}
+}
+func (m *EventUpdateParams) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *EventUpdateParams) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	if deterministic {
+		return xxx_messageInfo_EventUpdateParams.Marshal(b, m, deterministic)
+	} else {
+		b = b[:cap(b)]
+		n, err := m.MarshalToSizedBuffer(b)
+		if err != nil {
+			return nil, err
+		}
+		return b[:n], nil
+	}
+}
+func (m *EventUpdateParams) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_EventUpdateParams.Merge(m, src)
+}
+func (m *EventUpdateParams) XXX_Size() int {
+	return m.Size()
+}
+func (m *EventUpdateParams) XXX_DiscardUnknown() {
+	xxx_messageInfo_EventUpdateParams.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_EventUpdateParams proto.InternalMessageInfo
+
+func (m *EventUpdateParams) GetOldParams() Params {
+	if m != nil {
+		return m.OldParams
+	}
+	return Params{}
+}
+
+func (m *EventUpdateParams) GetNewParams() Params {
+	if m != nil {
+		return m.NewParams
+	}
+	return Params{}
+}
+
+func (m *EventUpdateParams) GetPayload() string {
+	if m != nil {
+		return m.Payload
+	}
+	return ""
+}
+
 // EventCreateStaker is an event emitted when a protocol node stakes in a pool.
 // emitted_by: MsgCreateStaker
 type EventCreateStaker struct {
@@ -35,7 +102,7 @@ func (m *EventCreateStaker) Reset()         { *m = EventCreateStaker{} }
 func (m *EventCreateStaker) String() string { return proto.CompactTextString(m) }
 func (*EventCreateStaker) ProtoMessage()    {}
 func (*EventCreateStaker) Descriptor() ([]byte, []int) {
-	return fileDescriptor_7a1b3dc9634155a0, []int{0}
+	return fileDescriptor_7a1b3dc9634155a0, []int{1}
 }
 func (m *EventCreateStaker) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -95,7 +162,7 @@ func (m *EventUpdateMetadata) Reset()         { *m = EventUpdateMetadata{} }
 func (m *EventUpdateMetadata) String() string { return proto.CompactTextString(m) }
 func (*EventUpdateMetadata) ProtoMessage()    {}
 func (*EventUpdateMetadata) Descriptor() ([]byte, []int) {
-	return fileDescriptor_7a1b3dc9634155a0, []int{1}
+	return fileDescriptor_7a1b3dc9634155a0, []int{2}
 }
 func (m *EventUpdateMetadata) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -158,14 +225,14 @@ type EventUpdateCommission struct {
 	// staker is the account address of the protocol node.
 	Staker string `protobuf:"bytes,1,opt,name=staker,proto3" json:"staker,omitempty"`
 	// commission ...
-	Commission string `protobuf:"bytes,2,opt,name=commission,proto3" json:"commission,omitempty"`
+	Commission github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,2,opt,name=commission,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"commission"`
 }
 
 func (m *EventUpdateCommission) Reset()         { *m = EventUpdateCommission{} }
 func (m *EventUpdateCommission) String() string { return proto.CompactTextString(m) }
 func (*EventUpdateCommission) ProtoMessage()    {}
 func (*EventUpdateCommission) Descriptor() ([]byte, []int) {
-	return fileDescriptor_7a1b3dc9634155a0, []int{2}
+	return fileDescriptor_7a1b3dc9634155a0, []int{3}
 }
 func (m *EventUpdateCommission) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -201,13 +268,6 @@ func (m *EventUpdateCommission) GetStaker() string {
 	return ""
 }
 
-func (m *EventUpdateCommission) GetCommission() string {
-	if m != nil {
-		return m.Commission
-	}
-	return ""
-}
-
 // EventJoinPool ...
 // emitted_by: MsgJoinPool
 type EventJoinPool struct {
@@ -226,7 +286,7 @@ func (m *EventJoinPool) Reset()         { *m = EventJoinPool{} }
 func (m *EventJoinPool) String() string { return proto.CompactTextString(m) }
 func (*EventJoinPool) ProtoMessage()    {}
 func (*EventJoinPool) Descriptor() ([]byte, []int) {
-	return fileDescriptor_7a1b3dc9634155a0, []int{3}
+	return fileDescriptor_7a1b3dc9634155a0, []int{4}
 }
 func (m *EventJoinPool) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -296,7 +356,7 @@ func (m *EventLeavePool) Reset()         { *m = EventLeavePool{} }
 func (m *EventLeavePool) String() string { return proto.CompactTextString(m) }
 func (*EventLeavePool) ProtoMessage()    {}
 func (*EventLeavePool) Descriptor() ([]byte, []int) {
-	return fileDescriptor_7a1b3dc9634155a0, []int{4}
+	return fileDescriptor_7a1b3dc9634155a0, []int{5}
 }
 func (m *EventLeavePool) XXX_Unmarshal(b []byte) error {
 	return m.Unmarshal(b)
@@ -340,6 +400,7 @@ func (m *EventLeavePool) GetStaker() string {
 }
 
 func init() {
+	proto.RegisterType((*EventUpdateParams)(nil), "kyve.stakers.v1beta1.EventUpdateParams")
 	proto.RegisterType((*EventCreateStaker)(nil), "kyve.stakers.v1beta1.EventCreateStaker")
 	proto.RegisterType((*EventUpdateMetadata)(nil), "kyve.stakers.v1beta1.EventUpdateMetadata")
 	proto.RegisterType((*EventUpdateCommission)(nil), "kyve.stakers.v1beta1.EventUpdateCommission")
@@ -350,29 +411,86 @@ func init() {
 func init() { proto.RegisterFile("kyve/stakers/v1beta1/events.proto", fileDescriptor_7a1b3dc9634155a0) }
 
 var fileDescriptor_7a1b3dc9634155a0 = []byte{
-	// 342 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x9c, 0x92, 0xcd, 0x4a, 0xeb, 0x40,
-	0x14, 0xc7, 0x9b, 0xde, 0xd0, 0x72, 0x07, 0xee, 0x85, 0x9b, 0xeb, 0x47, 0x56, 0x43, 0xcd, 0xaa,
-	0x0b, 0x49, 0x28, 0x3e, 0x81, 0x96, 0x0a, 0x7e, 0x4b, 0x45, 0x41, 0x37, 0x32, 0x69, 0x0e, 0xed,
-	0xd0, 0x24, 0x27, 0x64, 0x4e, 0xd3, 0xf6, 0x2d, 0x7c, 0x2c, 0x97, 0x5d, 0xba, 0x94, 0xf6, 0x45,
-	0x24, 0xd3, 0xb1, 0x44, 0xa1, 0x1b, 0x77, 0xf9, 0x7f, 0xf0, 0xff, 0x91, 0xe1, 0xb0, 0x83, 0xf1,
-	0xbc, 0x80, 0x40, 0x91, 0x18, 0x43, 0xae, 0x82, 0xa2, 0x13, 0x02, 0x89, 0x4e, 0x00, 0x05, 0xa4,
-	0xa4, 0xfc, 0x2c, 0x47, 0x42, 0x67, 0xa7, 0xac, 0xf8, 0xa6, 0xe2, 0x9b, 0x8a, 0xd7, 0x65, 0xff,
-	0x7a, 0x65, 0xab, 0x9b, 0x83, 0x20, 0xb8, 0xd3, 0xa9, 0xb3, 0xc7, 0x1a, 0xeb, 0x9e, 0x6b, 0xb5,
-	0xac, 0xf6, 0xef, 0xbe, 0x51, 0xa5, 0x2f, 0x12, 0x9c, 0xa4, 0xe4, 0xd6, 0x5b, 0x56, 0xdb, 0xee,
-	0x1b, 0xe5, 0x4d, 0xd8, 0x7f, 0x3d, 0x72, 0x9f, 0x45, 0x82, 0xe0, 0x0a, 0x48, 0x44, 0x82, 0xc4,
-	0xd6, 0x19, 0x97, 0x35, 0x13, 0x4c, 0x65, 0x19, 0xd4, 0x75, 0xf0, 0x29, 0xcb, 0x64, 0x0a, 0xa1,
-	0x92, 0x04, 0xee, 0xaf, 0x75, 0x62, 0xa4, 0xe3, 0x30, 0x3b, 0xc6, 0x21, 0xba, 0xb6, 0xb6, 0xf5,
-	0xb7, 0x77, 0xc3, 0x76, 0x2b, 0xd8, 0x2e, 0x26, 0x89, 0x54, 0x4a, 0x62, 0xba, 0x15, 0xcc, 0x19,
-	0x1b, 0x6c, 0x5a, 0x86, 0x5d, 0x71, 0xbc, 0x19, 0xfb, 0xa3, 0x07, 0xcf, 0x51, 0xa6, 0xb7, 0x88,
-	0xb1, 0xb3, 0xcf, 0x9a, 0x19, 0x62, 0xfc, 0x2c, 0x23, 0xbd, 0x64, 0xf7, 0x1b, 0xa5, 0x3c, 0x8b,
-	0x2a, 0x84, 0xfa, 0x77, 0x42, 0x21, 0x62, 0x11, 0x45, 0x39, 0x28, 0x65, 0xfe, 0xa1, 0xe2, 0x54,
-	0x5e, 0xd0, 0xfe, 0xf2, 0x82, 0xc7, 0xec, 0xaf, 0x26, 0x5f, 0x82, 0x28, 0xe0, 0x47, 0xe8, 0x93,
-	0xd3, 0xd7, 0x25, 0xb7, 0x16, 0x4b, 0x6e, 0xbd, 0x2f, 0xb9, 0xf5, 0xb2, 0xe2, 0xb5, 0xc5, 0x8a,
-	0xd7, 0xde, 0x56, 0xbc, 0xf6, 0x74, 0x38, 0x94, 0x34, 0x9a, 0x84, 0xfe, 0x00, 0x93, 0xe0, 0xe2,
-	0xf1, 0xa1, 0x77, 0x0d, 0x34, 0xc5, 0x7c, 0x1c, 0x0c, 0x46, 0x42, 0xa6, 0xc1, 0x6c, 0x73, 0x36,
-	0x34, 0xcf, 0x40, 0x85, 0x0d, 0x7d, 0x2e, 0x47, 0x1f, 0x01, 0x00, 0x00, 0xff, 0xff, 0xdf, 0x2b,
-	0x0f, 0x0f, 0x53, 0x02, 0x00, 0x00,
+	// 462 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x9c, 0x93, 0xdf, 0x6a, 0xd4, 0x40,
+	0x14, 0xc6, 0x37, 0x6b, 0xd8, 0x65, 0x8f, 0x28, 0x18, 0xab, 0x86, 0x22, 0x69, 0xcd, 0x85, 0xf4,
+	0x42, 0x13, 0xaa, 0x4f, 0xd0, 0x5d, 0x2b, 0xf8, 0xaf, 0x94, 0x88, 0x82, 0xde, 0x94, 0xb3, 0x99,
+	0xc3, 0x36, 0x6c, 0x92, 0x13, 0x32, 0xb3, 0xd9, 0xee, 0x95, 0xaf, 0xe0, 0xbb, 0xf8, 0x12, 0xbd,
+	0xec, 0xa5, 0x78, 0x51, 0x64, 0xf7, 0x45, 0x24, 0x93, 0xd9, 0x9a, 0x42, 0x17, 0xc4, 0xab, 0xcc,
+	0x37, 0xf3, 0xe5, 0xf7, 0x7d, 0x73, 0x48, 0xe0, 0xc9, 0x74, 0x51, 0x51, 0x28, 0x15, 0x4e, 0xa9,
+	0x94, 0x61, 0xb5, 0x3f, 0x26, 0x85, 0xfb, 0x21, 0x55, 0x94, 0x2b, 0x19, 0x14, 0x25, 0x2b, 0x76,
+	0xb6, 0x6a, 0x4b, 0x60, 0x2c, 0x81, 0xb1, 0x6c, 0x6f, 0x4d, 0x78, 0xc2, 0xda, 0x10, 0xd6, 0xab,
+	0xc6, 0xbb, 0x7d, 0x33, 0xae, 0xc0, 0x12, 0x33, 0x83, 0xf3, 0x7f, 0x58, 0x70, 0xef, 0xb0, 0xe6,
+	0x7f, 0x2a, 0x04, 0x2a, 0x3a, 0xd6, 0x67, 0xce, 0x01, 0x00, 0xa7, 0xe2, 0xa4, 0x71, 0xba, 0xd6,
+	0xae, 0xb5, 0x77, 0xfb, 0xc5, 0xe3, 0xe0, 0xa6, 0xe4, 0xa0, 0x79, 0x63, 0x68, 0x9f, 0x5f, 0xee,
+	0x74, 0xa2, 0x01, 0xa7, 0xe2, 0x2f, 0x22, 0xa7, 0xf9, 0x1a, 0xd1, 0xfd, 0x77, 0x44, 0x4e, 0x73,
+	0x83, 0x70, 0xa1, 0x5f, 0xe0, 0x22, 0x65, 0x14, 0xee, 0xad, 0x5d, 0x6b, 0x6f, 0x10, 0xad, 0xa5,
+	0x3f, 0x32, 0xa5, 0x47, 0x25, 0xa1, 0xa2, 0x8f, 0x9a, 0xe7, 0x3c, 0x84, 0x5e, 0x43, 0xd6, 0x85,
+	0x07, 0x91, 0x51, 0xf5, 0x3e, 0x66, 0x3c, 0xcb, 0x95, 0x6e, 0x61, 0x47, 0x46, 0xf9, 0x33, 0xb8,
+	0xdf, 0xba, 0xf9, 0x07, 0x52, 0x28, 0x50, 0xe1, 0x46, 0x8c, 0x0b, 0xfd, 0x8c, 0xf3, 0xa4, 0x3e,
+	0xe8, 0x36, 0x6d, 0x8c, 0xac, 0x4f, 0xe6, 0x34, 0x96, 0x89, 0xa2, 0x75, 0x4f, 0x23, 0x1d, 0x07,
+	0xec, 0x94, 0x27, 0xec, 0xda, 0x7a, 0x5b, 0xaf, 0xfd, 0x6f, 0xf0, 0xa0, 0x15, 0x3b, 0xe2, 0x2c,
+	0x4b, 0xa4, 0x4c, 0x38, 0xdf, 0x18, 0x7c, 0x04, 0x10, 0x5f, 0xb9, 0x9a, 0xec, 0x61, 0x50, 0xcf,
+	0xea, 0xd7, 0xe5, 0xce, 0xd3, 0x49, 0xa2, 0x4e, 0x67, 0xe3, 0x20, 0xe6, 0x2c, 0x8c, 0x59, 0x66,
+	0x2c, 0xcd, 0xe3, 0xb9, 0x14, 0xd3, 0x50, 0x2d, 0x0a, 0x92, 0xc1, 0x2b, 0x8a, 0xa3, 0x16, 0xc1,
+	0x3f, 0x83, 0x3b, 0xba, 0xc0, 0x5b, 0x4e, 0xf2, 0x63, 0xe6, 0xd4, 0x79, 0x04, 0xfd, 0x82, 0x39,
+	0x3d, 0x49, 0x84, 0x4e, 0xb6, 0xa3, 0x5e, 0x2d, 0xdf, 0x88, 0x56, 0xa3, 0xee, 0xb5, 0x46, 0x1e,
+	0x40, 0x85, 0x29, 0x0a, 0x51, 0x92, 0x94, 0xe6, 0xce, 0xad, 0x9d, 0xd6, 0xc4, 0xed, 0x6b, 0x13,
+	0x3f, 0x80, 0xbb, 0x3a, 0xf9, 0x3d, 0x61, 0x45, 0xff, 0x15, 0x3d, 0x7c, 0x7d, 0xbe, 0xf4, 0xac,
+	0x8b, 0xa5, 0x67, 0xfd, 0x5e, 0x7a, 0xd6, 0xf7, 0x95, 0xd7, 0xb9, 0x58, 0x79, 0x9d, 0x9f, 0x2b,
+	0xaf, 0xf3, 0xf5, 0x59, 0x6b, 0x14, 0xef, 0xbe, 0x7c, 0x3e, 0x3c, 0x22, 0x35, 0xe7, 0x72, 0x1a,
+	0xc6, 0xa7, 0x98, 0xe4, 0xe1, 0xd9, 0xd5, 0x6f, 0xa0, 0x87, 0x32, 0xee, 0xe9, 0xcf, 0xff, 0xe5,
+	0x9f, 0x00, 0x00, 0x00, 0xff, 0xff, 0x69, 0xd7, 0xac, 0xc1, 0x72, 0x03, 0x00, 0x00,
+}
+
+func (m *EventUpdateParams) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalToSizedBuffer(dAtA[:size])
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *EventUpdateParams) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *EventUpdateParams) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	if len(m.Payload) > 0 {
+		i -= len(m.Payload)
+		copy(dAtA[i:], m.Payload)
+		i = encodeVarintEvents(dAtA, i, uint64(len(m.Payload)))
+		i--
+		dAtA[i] = 0x1a
+	}
+	{
+		size, err := m.NewParams.MarshalToSizedBuffer(dAtA[:i])
+		if err != nil {
+			return 0, err
+		}
+		i -= size
+		i = encodeVarintEvents(dAtA, i, uint64(size))
+	}
+	i--
+	dAtA[i] = 0x12
+	{
+		size, err := m.OldParams.MarshalToSizedBuffer(dAtA[:i])
+		if err != nil {
+			return 0, err
+		}
+		i -= size
+		i = encodeVarintEvents(dAtA, i, uint64(size))
+	}
+	i--
+	dAtA[i] = 0xa
+	return len(dAtA) - i, nil
 }
 
 func (m *EventCreateStaker) Marshal() (dAtA []byte, err error) {
@@ -481,13 +599,16 @@ func (m *EventUpdateCommission) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 	_ = i
 	var l int
 	_ = l
-	if len(m.Commission) > 0 {
-		i -= len(m.Commission)
-		copy(dAtA[i:], m.Commission)
-		i = encodeVarintEvents(dAtA, i, uint64(len(m.Commission)))
-		i--
-		dAtA[i] = 0x12
+	{
+		size := m.Commission.Size()
+		i -= size
+		if _, err := m.Commission.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintEvents(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0x12
 	if len(m.Staker) > 0 {
 		i -= len(m.Staker)
 		copy(dAtA[i:], m.Staker)
@@ -591,6 +712,23 @@ func encodeVarintEvents(dAtA []byte, offset int, v uint64) int {
 	dAtA[offset] = uint8(v)
 	return base
 }
+func (m *EventUpdateParams) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	l = m.OldParams.Size()
+	n += 1 + l + sovEvents(uint64(l))
+	l = m.NewParams.Size()
+	n += 1 + l + sovEvents(uint64(l))
+	l = len(m.Payload)
+	if l > 0 {
+		n += 1 + l + sovEvents(uint64(l))
+	}
+	return n
+}
+
 func (m *EventCreateStaker) Size() (n int) {
 	if m == nil {
 		return 0
@@ -642,10 +780,8 @@ func (m *EventUpdateCommission) Size() (n int) {
 	if l > 0 {
 		n += 1 + l + sovEvents(uint64(l))
 	}
-	l = len(m.Commission)
-	if l > 0 {
-		n += 1 + l + sovEvents(uint64(l))
-	}
+	l = m.Commission.Size()
+	n += 1 + l + sovEvents(uint64(l))
 	return n
 }
 
@@ -694,6 +830,154 @@ func sovEvents(x uint64) (n int) {
 func sozEvents(x uint64) (n int) {
 	return sovEvents(uint64((x << 1) ^ uint64((int64(x) >> 63))))
 }
+func (m *EventUpdateParams) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowEvents
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= uint64(b&0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: EventUpdateParams: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: EventUpdateParams: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field OldParams", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowEvents
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthEvents
+			}
+			postIndex := iNdEx + msglen
+			if postIndex < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.OldParams.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		case 2:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field NewParams", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowEvents
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthEvents
+			}
+			postIndex := iNdEx + msglen
+			if postIndex < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.NewParams.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		case 3:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Payload", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowEvents
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= uint64(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthEvents
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.Payload = string(dAtA[iNdEx:postIndex])
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipEvents(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if (skippy < 0) || (iNdEx+skippy) < 0 {
+				return ErrInvalidLengthEvents
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
 func (m *EventCreateStaker) Unmarshal(dAtA []byte) error {
 	l := len(dAtA)
 	iNdEx := 0
@@ -1064,7 +1348,9 @@ func (m *EventUpdateCommission) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Commission = string(dAtA[iNdEx:postIndex])
+			if err := m.Commission.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
diff --git a/x/stakers/types/keys.go b/x/stakers/types/keys.go
index 01295ead..d025544f 100644
--- a/x/stakers/types/keys.go
+++ b/x/stakers/types/keys.go
@@ -2,6 +2,7 @@ package types
 
 import (
 	"github.com/KYVENetwork/chain/util"
+	sdk "github.com/cosmos/cosmos-sdk/types"
 )
 
 const (
@@ -59,10 +60,9 @@ var (
 	QUEUE_IDENTIFIER_LEAVE      QUEUE_IDENTIFIER = []byte{30, 3}
 )
 
-const (
-	MaxStakers        = 50
-	DefaultCommission = "0.9"
-)
+const MaxStakers = 50
+
+var DefaultCommission = sdk.MustNewDecFromStr("0.1")
 
 // StakerKey returns the store Key to retrieve a Staker from the index fields
 func StakerKey(staker string) []byte {
diff --git a/x/stakers/types/message_create_staker.go b/x/stakers/types/message_create_staker.go
index 95ee7485..7947ec07 100644
--- a/x/stakers/types/message_create_staker.go
+++ b/x/stakers/types/message_create_staker.go
@@ -2,39 +2,37 @@ package types
 
 import (
 	"cosmossdk.io/errors"
+	"github.com/KYVENetwork/chain/util"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	errorsTypes "github.com/cosmos/cosmos-sdk/types/errors"
 )
 
-const TypeMsgCreateStaker = "create_staker"
-
 var _ sdk.Msg = &MsgCreateStaker{}
 
-func (msg *MsgCreateStaker) Route() string {
-	return RouterKey
-}
-
-func (msg *MsgCreateStaker) Type() string {
-	return TypeMsgCreateStaker
-}
-
 func (msg *MsgCreateStaker) GetSigners() []sdk.AccAddress {
 	creator, err := sdk.AccAddressFromBech32(msg.Creator)
 	if err != nil {
 		panic(err)
 	}
-	return []sdk.AccAddress{creator}
-}
 
-func (msg *MsgCreateStaker) GetSignBytes() []byte {
-	bz := ModuleCdc.MustMarshalJSON(msg)
-	return sdk.MustSortJSON(bz)
+	return []sdk.AccAddress{creator}
 }
 
 func (msg *MsgCreateStaker) ValidateBasic() error {
-	_, err := sdk.AccAddressFromBech32(msg.Creator)
-	if err != nil {
-		return errors.Wrapf(errorsTypes.ErrInvalidAddress, "invalid creator address (%s)", err)
+	if _, err := sdk.AccAddressFromBech32(msg.Creator); err != nil {
+		return errors.Wrapf(errorsTypes.ErrInvalidAddress, "invalid creator address: %s", err)
+	}
+
+	if util.ValidateNumber(msg.Amount) != nil {
+		return errors.Wrapf(errorsTypes.ErrInvalidRequest, "invalid amount")
 	}
+
+	if msg.Commission.IsNil() {
+		msg.Commission = DefaultCommission
+	}
+	if util.ValidatePercentage(msg.Commission) != nil {
+		return errors.Wrapf(errorsTypes.ErrInvalidRequest, "invalid commission")
+	}
+
 	return nil
 }
diff --git a/x/stakers/types/message_join_pool.go b/x/stakers/types/message_join_pool.go
index 0049914a..20a857f9 100644
--- a/x/stakers/types/message_join_pool.go
+++ b/x/stakers/types/message_join_pool.go
@@ -2,39 +2,34 @@ package types
 
 import (
 	"cosmossdk.io/errors"
+	"github.com/KYVENetwork/chain/util"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	errorsTypes "github.com/cosmos/cosmos-sdk/types/errors"
 )
 
-const TypeMsgJoinPool = "join_pool"
-
 var _ sdk.Msg = &MsgJoinPool{}
 
-func (msg *MsgJoinPool) Route() string {
-	return RouterKey
-}
-
-func (msg *MsgJoinPool) Type() string {
-	return TypeMsgJoinPool
-}
-
 func (msg *MsgJoinPool) GetSigners() []sdk.AccAddress {
 	creator, err := sdk.AccAddressFromBech32(msg.Creator)
 	if err != nil {
 		panic(err)
 	}
-	return []sdk.AccAddress{creator}
-}
 
-func (msg *MsgJoinPool) GetSignBytes() []byte {
-	bz := ModuleCdc.MustMarshalJSON(msg)
-	return sdk.MustSortJSON(bz)
+	return []sdk.AccAddress{creator}
 }
 
 func (msg *MsgJoinPool) ValidateBasic() error {
-	_, err := sdk.AccAddressFromBech32(msg.Creator)
-	if err != nil {
-		return errors.Wrapf(errorsTypes.ErrInvalidAddress, "invalid creator address (%s)", err)
+	if _, err := sdk.AccAddressFromBech32(msg.Creator); err != nil {
+		return errors.Wrapf(errorsTypes.ErrInvalidAddress, "invalid creator address: %s", err)
+	}
+
+	if _, err := sdk.AccAddressFromBech32(msg.Valaddress); err != nil {
+		return errors.Wrapf(errorsTypes.ErrInvalidAddress, "invalid validator address: %s", err)
 	}
+
+	if util.ValidateNumber(msg.Amount) != nil {
+		return errors.Wrapf(errorsTypes.ErrInvalidRequest, "invalid amount")
+	}
+
 	return nil
 }
diff --git a/x/stakers/types/message_leavel_pool.go b/x/stakers/types/message_leave_pool.go
similarity index 100%
rename from x/stakers/types/message_leavel_pool.go
rename to x/stakers/types/message_leave_pool.go
diff --git a/x/stakers/types/message_update_commission.go b/x/stakers/types/message_update_commission.go
index bf8dd513..e8fb1aed 100644
--- a/x/stakers/types/message_update_commission.go
+++ b/x/stakers/types/message_update_commission.go
@@ -2,39 +2,28 @@ package types
 
 import (
 	"cosmossdk.io/errors"
+	"github.com/KYVENetwork/chain/util"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	errorsTypes "github.com/cosmos/cosmos-sdk/types/errors"
 )
 
-const TypeMsgUpdateCommission = "update_commission"
-
 var _ sdk.Msg = &MsgUpdateCommission{}
 
-func (msg *MsgUpdateCommission) Route() string {
-	return RouterKey
-}
-
-func (msg *MsgUpdateCommission) Type() string {
-	return TypeMsgUpdateCommission
-}
-
+// GetSigners returns the expected signers for a MsgUpdateCommission message.
 func (msg *MsgUpdateCommission) GetSigners() []sdk.AccAddress {
-	creator, err := sdk.AccAddressFromBech32(msg.Creator)
-	if err != nil {
-		panic(err)
-	}
-	return []sdk.AccAddress{creator}
-}
-
-func (msg *MsgUpdateCommission) GetSignBytes() []byte {
-	bz := ModuleCdc.MustMarshalJSON(msg)
-	return sdk.MustSortJSON(bz)
+	validator, _ := sdk.AccAddressFromBech32(msg.Creator)
+	return []sdk.AccAddress{validator}
 }
 
+// ValidateBasic does a sanity check on the provided data.
 func (msg *MsgUpdateCommission) ValidateBasic() error {
-	_, err := sdk.AccAddressFromBech32(msg.Creator)
-	if err != nil {
-		return errors.Wrapf(errorsTypes.ErrInvalidAddress, "invalid creator address (%s)", err)
+	if _, err := sdk.AccAddressFromBech32(msg.Creator); err != nil {
+		return errors.Wrapf(errorsTypes.ErrInvalidAddress, "invalid validator address: %s", err)
 	}
+
+	if util.ValidatePercentage(msg.Commission) != nil {
+		return errors.Wrapf(errorsTypes.ErrInvalidRequest, "invalid commission")
+	}
+
 	return nil
 }
diff --git a/x/stakers/types/params.go b/x/stakers/types/params.go
index 76a01b9b..2ecb0884 100644
--- a/x/stakers/types/params.go
+++ b/x/stakers/types/params.go
@@ -31,11 +31,11 @@ func DefaultParams() Params {
 
 // Validate validates the set of params
 func (p Params) Validate() error {
-	if err := util.ValidateUint64(p.CommissionChangeTime); err != nil {
+	if err := util.ValidateNumber(p.CommissionChangeTime); err != nil {
 		return err
 	}
 
-	if err := util.ValidateUint64(p.LeavePoolTime); err != nil {
+	if err := util.ValidateNumber(p.LeavePoolTime); err != nil {
 		return err
 	}
 
diff --git a/x/stakers/types/stakers.pb.go b/x/stakers/types/stakers.pb.go
index 11d4cc75..879a0ceb 100644
--- a/x/stakers/types/stakers.pb.go
+++ b/x/stakers/types/stakers.pb.go
@@ -5,6 +5,8 @@ package types
 
 import (
 	fmt "fmt"
+	github_com_cosmos_cosmos_sdk_types "github.com/cosmos/cosmos-sdk/types"
+	_ "github.com/cosmos/gogoproto/gogoproto"
 	proto "github.com/gogo/protobuf/proto"
 	io "io"
 	math "math"
@@ -28,7 +30,7 @@ type Staker struct {
 	// address ...
 	Address string `protobuf:"bytes,1,opt,name=address,proto3" json:"address,omitempty"`
 	// commission ...
-	Commission string `protobuf:"bytes,2,opt,name=commission,proto3" json:"commission,omitempty"`
+	Commission github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,2,opt,name=commission,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"commission"`
 	// moniker ...
 	Moniker string `protobuf:"bytes,3,opt,name=moniker,proto3" json:"moniker,omitempty"`
 	// website ...
@@ -77,13 +79,6 @@ func (m *Staker) GetAddress() string {
 	return ""
 }
 
-func (m *Staker) GetCommission() string {
-	if m != nil {
-		return m.Commission
-	}
-	return ""
-}
-
 func (m *Staker) GetMoniker() string {
 	if m != nil {
 		return m.Moniker
@@ -204,7 +199,7 @@ type CommissionChangeEntry struct {
 	Staker string `protobuf:"bytes,2,opt,name=staker,proto3" json:"staker,omitempty"`
 	// commission is the new commission which will
 	// be applied after the waiting time is over.
-	Commission string `protobuf:"bytes,3,opt,name=commission,proto3" json:"commission,omitempty"`
+	Commission github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,3,opt,name=commission,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"commission"`
 	// creation_date is the UNIX-timestamp in seconds
 	// when the entry was created.
 	CreationDate int64 `protobuf:"varint,4,opt,name=creation_date,json=creationDate,proto3" json:"creation_date,omitempty"`
@@ -257,13 +252,6 @@ func (m *CommissionChangeEntry) GetStaker() string {
 	return ""
 }
 
-func (m *CommissionChangeEntry) GetCommission() string {
-	if m != nil {
-		return m.Commission
-	}
-	return ""
-}
-
 func (m *CommissionChangeEntry) GetCreationDate() int64 {
 	if m != nil {
 		return m.CreationDate
@@ -421,34 +409,37 @@ func init() {
 }
 
 var fileDescriptor_d209d1a2a74d375d = []byte{
-	// 429 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x9c, 0x92, 0x41, 0x8b, 0xd3, 0x40,
-	0x14, 0xc7, 0x9b, 0x6d, 0xb7, 0xbb, 0x7d, 0xa8, 0x87, 0x61, 0xd5, 0x80, 0x6c, 0x90, 0x7a, 0xf1,
-	0x20, 0x0d, 0x8b, 0xdf, 0xc0, 0x75, 0xc5, 0x45, 0x11, 0xed, 0xc2, 0x82, 0x5e, 0xca, 0x34, 0x79,
-	0x24, 0x43, 0xa7, 0xf3, 0x42, 0x66, 0x92, 0x6c, 0xc1, 0x4f, 0xe0, 0xc9, 0x83, 0x1f, 0xca, 0xe3,
-	0x1e, 0x3d, 0x4a, 0xfb, 0x45, 0x64, 0x26, 0x93, 0x12, 0x11, 0x44, 0xbc, 0xe5, 0xff, 0xff, 0xcf,
-	0xcb, 0xfc, 0xde, 0x9f, 0x81, 0xe9, 0x6a, 0x53, 0x63, 0xac, 0x0d, 0x5f, 0x61, 0xa9, 0xe3, 0xfa,
-	0x6c, 0x89, 0x86, 0x9f, 0x75, 0x7a, 0x56, 0x94, 0x64, 0x88, 0x9d, 0xd8, 0x33, 0xb3, 0xce, 0xf3,
-	0x67, 0xa6, 0x5f, 0x02, 0x18, 0x5f, 0x39, 0x8f, 0x85, 0x70, 0xc4, 0xd3, 0xb4, 0x44, 0xad, 0xc3,
-	0xe0, 0x71, 0xf0, 0x74, 0x32, 0xef, 0x24, 0x8b, 0x00, 0x12, 0x5a, 0xaf, 0x85, 0xd6, 0x82, 0x54,
-	0x78, 0xe0, 0xc2, 0x9e, 0x63, 0x27, 0xd7, 0xa4, 0xc4, 0x0a, 0xcb, 0x70, 0xd8, 0x4e, 0x7a, 0x69,
-	0x93, 0x06, 0x97, 0x5a, 0x18, 0x0c, 0x47, 0x6d, 0xe2, 0x25, 0x63, 0x30, 0x92, 0x94, 0x51, 0x78,
-	0xe8, 0x6c, 0xf7, 0x3d, 0xfd, 0x16, 0x00, 0x5c, 0x73, 0xc9, 0x93, 0x84, 0x2a, 0x65, 0xd8, 0x43,
-	0x38, 0x2a, 0x88, 0xe4, 0x42, 0xa4, 0x0e, 0x68, 0x34, 0x1f, 0x5b, 0x79, 0x99, 0xb2, 0x07, 0x30,
-	0x6e, 0xf7, 0xf0, 0x2c, 0x5e, 0x59, 0xce, 0x9a, 0xcb, 0x6e, 0x89, 0x16, 0xa5, 0xe7, 0xd8, 0xb9,
-	0x82, 0x84, 0x32, 0xda, 0xc1, 0xb8, 0xff, 0x59, 0xc5, 0x4e, 0x01, 0x84, 0x5e, 0x48, 0xe4, 0xb5,
-	0x50, 0x99, 0x23, 0x3a, 0x9e, 0x4f, 0x84, 0x7e, 0xdb, 0x1a, 0xb6, 0xa3, 0xfb, 0xe7, 0xfb, 0x6d,
-	0xcf, 0x73, 0xae, 0x32, 0xbc, 0x50, 0xa6, 0xdc, 0xb0, 0x13, 0x38, 0x14, 0x2a, 0xc5, 0x1b, 0xcf,
-	0xd7, 0x8a, 0xbf, 0xe1, 0xf5, 0x6a, 0x1c, 0xfe, 0x51, 0xe3, 0x13, 0xb8, 0x9b, 0x94, 0xc8, 0x8d,
-	0x20, 0xb5, 0x48, 0xb9, 0xaf, 0x6c, 0x38, 0xbf, 0xd3, 0x99, 0x2f, 0xb9, 0xc1, 0xe9, 0x67, 0xb8,
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-	0xb7, 0x1f, 0x4b, 0x6a, 0x2e, 0x1d, 0xc0, 0x29, 0x40, 0x2e, 0xb2, 0xdc, 0xa7, 0x07, 0x2e, 0x9d,
-	0x58, 0xc7, 0xc5, 0x2f, 0x5e, 0x7d, 0xdf, 0x46, 0xc1, 0xed, 0x36, 0x0a, 0x7e, 0x6e, 0xa3, 0xe0,
-	0xeb, 0x2e, 0x1a, 0xdc, 0xee, 0xa2, 0xc1, 0x8f, 0x5d, 0x34, 0xf8, 0xf4, 0x2c, 0x13, 0x26, 0xaf,
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-	0x02, 0x00, 0x00, 0xff, 0xff, 0x0b, 0x34, 0x43, 0xbf, 0x03, 0x03, 0x00, 0x00,
+	// 475 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xa4, 0x53, 0xdd, 0x6a, 0xd4, 0x40,
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+	0xb8, 0x1f, 0x95, 0xc8, 0xb5, 0x20, 0x39, 0x8e, 0x79, 0x1d, 0x71, 0x37, 0xbc, 0xd7, 0x90, 0xc7,
+	0x5c, 0xe3, 0xe8, 0x2b, 0x3c, 0x30, 0x73, 0xe0, 0x47, 0xa2, 0xfc, 0x7f, 0x4c, 0xb7, 0x1e, 0xa1,
+	0xbb, 0xf1, 0x08, 0xff, 0xd4, 0xfd, 0x1d, 0xc0, 0xa7, 0x19, 0xce, 0xf0, 0x5c, 0x73, 0x8d, 0xec,
+	0x29, 0x0c, 0x72, 0x5a, 0x8c, 0xdb, 0xdd, 0x77, 0x73, 0x5a, 0x9c, 0x5a, 0x03, 0x7b, 0x00, 0xa9,
+	0x48, 0xd2, 0x5a, 0xdd, 0xb2, 0xea, 0xc0, 0x30, 0x56, 0x3e, 0x7c, 0x7b, 0xb5, 0xf2, 0x9c, 0xeb,
+	0x95, 0xe7, 0xfc, 0x5e, 0x79, 0xce, 0xb7, 0xb5, 0xd7, 0xb9, 0x5e, 0x7b, 0x9d, 0x9f, 0x6b, 0xaf,
+	0xf3, 0xe5, 0x55, 0x2b, 0xba, 0xf7, 0x9f, 0x2f, 0x4e, 0xce, 0x50, 0x2f, 0xa8, 0xcc, 0x82, 0x28,
+	0xe5, 0x42, 0x06, 0x97, 0xb7, 0xcb, 0x65, 0x43, 0x9c, 0xf4, 0xed, 0x9e, 0xbc, 0xf9, 0x13, 0x00,
+	0x00, 0xff, 0xff, 0xbc, 0x83, 0xaf, 0xf4, 0x79, 0x03, 0x00, 0x00,
 }
 
 func (m *Staker) Marshal() (dAtA []byte, err error) {
@@ -492,13 +483,16 @@ func (m *Staker) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 		i--
 		dAtA[i] = 0x1a
 	}
-	if len(m.Commission) > 0 {
-		i -= len(m.Commission)
-		copy(dAtA[i:], m.Commission)
-		i = encodeVarintStakers(dAtA, i, uint64(len(m.Commission)))
-		i--
-		dAtA[i] = 0x12
+	{
+		size := m.Commission.Size()
+		i -= size
+		if _, err := m.Commission.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintStakers(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0x12
 	if len(m.Address) > 0 {
 		i -= len(m.Address)
 		copy(dAtA[i:], m.Address)
@@ -591,13 +585,16 @@ func (m *CommissionChangeEntry) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 		i--
 		dAtA[i] = 0x20
 	}
-	if len(m.Commission) > 0 {
-		i -= len(m.Commission)
-		copy(dAtA[i:], m.Commission)
-		i = encodeVarintStakers(dAtA, i, uint64(len(m.Commission)))
-		i--
-		dAtA[i] = 0x1a
+	{
+		size := m.Commission.Size()
+		i -= size
+		if _, err := m.Commission.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintStakers(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0x1a
 	if len(m.Staker) > 0 {
 		i -= len(m.Staker)
 		copy(dAtA[i:], m.Staker)
@@ -712,10 +709,8 @@ func (m *Staker) Size() (n int) {
 	if l > 0 {
 		n += 1 + l + sovStakers(uint64(l))
 	}
-	l = len(m.Commission)
-	if l > 0 {
-		n += 1 + l + sovStakers(uint64(l))
-	}
+	l = m.Commission.Size()
+	n += 1 + l + sovStakers(uint64(l))
 	l = len(m.Moniker)
 	if l > 0 {
 		n += 1 + l + sovStakers(uint64(l))
@@ -770,10 +765,8 @@ func (m *CommissionChangeEntry) Size() (n int) {
 	if l > 0 {
 		n += 1 + l + sovStakers(uint64(l))
 	}
-	l = len(m.Commission)
-	if l > 0 {
-		n += 1 + l + sovStakers(uint64(l))
-	}
+	l = m.Commission.Size()
+	n += 1 + l + sovStakers(uint64(l))
 	if m.CreationDate != 0 {
 		n += 1 + sovStakers(uint64(m.CreationDate))
 	}
@@ -914,7 +907,9 @@ func (m *Staker) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Commission = string(dAtA[iNdEx:postIndex])
+			if err := m.Commission.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		case 3:
 			if wireType != 2 {
@@ -1315,7 +1310,9 @@ func (m *CommissionChangeEntry) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Commission = string(dAtA[iNdEx:postIndex])
+			if err := m.Commission.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		case 4:
 			if wireType != 0 {
diff --git a/x/stakers/types/tx.pb.go b/x/stakers/types/tx.pb.go
index 5058724c..114d99e5 100644
--- a/x/stakers/types/tx.pb.go
+++ b/x/stakers/types/tx.pb.go
@@ -7,6 +7,8 @@ import (
 	context "context"
 	fmt "fmt"
 	_ "github.com/cosmos/cosmos-proto"
+	github_com_cosmos_cosmos_sdk_types "github.com/cosmos/cosmos-sdk/types"
+	_ "github.com/cosmos/gogoproto/gogoproto"
 	grpc1 "github.com/gogo/protobuf/grpc"
 	proto "github.com/gogo/protobuf/proto"
 	grpc "google.golang.org/grpc"
@@ -28,12 +30,15 @@ var _ = math.Inf
 // proto package needs to be updated.
 const _ = proto.GoGoProtoPackageIsVersion3 // please upgrade the proto package
 
-// MsgStakePool defines a SDK message for staking in a pool.
+// MsgCreateStaker defines a SDK message for creating a staker.
 type MsgCreateStaker struct {
-	// creator ...
+	// creator is the address of the staker.
 	Creator string `protobuf:"bytes,1,opt,name=creator,proto3" json:"creator,omitempty"`
-	// amount ...
+	// amount is the initial self-stake of the staker.
 	Amount uint64 `protobuf:"varint,2,opt,name=amount,proto3" json:"amount,omitempty"`
+	// commission is the percentage that is deducted from rewards before
+	// distributing the staker's delegators.
+	Commission github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,3,opt,name=commission,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"commission"`
 }
 
 func (m *MsgCreateStaker) Reset()         { *m = MsgCreateStaker{} }
@@ -235,7 +240,7 @@ type MsgUpdateCommission struct {
 	// creator ...
 	Creator string `protobuf:"bytes,1,opt,name=creator,proto3" json:"creator,omitempty"`
 	// commission ...
-	Commission string `protobuf:"bytes,2,opt,name=commission,proto3" json:"commission,omitempty"`
+	Commission github_com_cosmos_cosmos_sdk_types.Dec `protobuf:"bytes,2,opt,name=commission,proto3,customtype=github.com/cosmos/cosmos-sdk/types.Dec" json:"commission"`
 }
 
 func (m *MsgUpdateCommission) Reset()         { *m = MsgUpdateCommission{} }
@@ -278,13 +283,6 @@ func (m *MsgUpdateCommission) GetCreator() string {
 	return ""
 }
 
-func (m *MsgUpdateCommission) GetCommission() string {
-	if m != nil {
-		return m.Commission
-	}
-	return ""
-}
-
 // MsgUpdateCommissionResponse ...
 type MsgUpdateCommissionResponse struct {
 }
@@ -634,43 +632,46 @@ func init() {
 func init() { proto.RegisterFile("kyve/stakers/v1beta1/tx.proto", fileDescriptor_f52b730e69b9fb06) }
 
 var fileDescriptor_f52b730e69b9fb06 = []byte{
-	// 568 bytes of a gzipped FileDescriptorProto
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-	0x89, 0xab, 0x3b, 0x78, 0xd9, 0x05, 0x00, 0x00,
+	// 623 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xa4, 0x55, 0xcb, 0x6e, 0xd3, 0x40,
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+	0x76, 0x66, 0x9c, 0x3c, 0x81, 0x4d, 0xf9, 0xf4, 0xe3, 0x8c, 0x56, 0x7d, 0x71, 0xde, 0x53, 0x84,
+	0x8b, 0x9e, 0x22, 0xfc, 0xee, 0x29, 0xc2, 0xd7, 0xbe, 0x52, 0xb8, 0xe8, 0x2b, 0x85, 0x9f, 0x7d,
+	0xa5, 0xf0, 0xf1, 0x51, 0xee, 0x0f, 0xf2, 0xfa, 0xc3, 0xbb, 0xe7, 0x47, 0x98, 0x9d, 0x91, 0xb0,
+	0xa1, 0x5b, 0x75, 0xe4, 0xfa, 0x7a, 0x87, 0xdf, 0x29, 0xf1, 0xbf, 0xa4, 0xb6, 0x14, 0x5f, 0x04,
+	0x4f, 0xfe, 0x06, 0x00, 0x00, 0xff, 0xff, 0x4a, 0xb9, 0x9d, 0xe9, 0x70, 0x06, 0x00, 0x00,
 }
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -967,6 +968,16 @@ func (m *MsgCreateStaker) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 	_ = i
 	var l int
 	_ = l
+	{
+		size := m.Commission.Size()
+		i -= size
+		if _, err := m.Commission.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintTx(dAtA, i, uint64(size))
+	}
+	i--
+	dAtA[i] = 0x1a
 	if m.Amount != 0 {
 		i = encodeVarintTx(dAtA, i, uint64(m.Amount))
 		i--
@@ -1099,13 +1110,16 @@ func (m *MsgUpdateCommission) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 	_ = i
 	var l int
 	_ = l
-	if len(m.Commission) > 0 {
-		i -= len(m.Commission)
-		copy(dAtA[i:], m.Commission)
-		i = encodeVarintTx(dAtA, i, uint64(len(m.Commission)))
-		i--
-		dAtA[i] = 0x12
+	{
+		size := m.Commission.Size()
+		i -= size
+		if _, err := m.Commission.MarshalTo(dAtA[i:]); err != nil {
+			return 0, err
+		}
+		i = encodeVarintTx(dAtA, i, uint64(size))
 	}
+	i--
+	dAtA[i] = 0x12
 	if len(m.Creator) > 0 {
 		i -= len(m.Creator)
 		copy(dAtA[i:], m.Creator)
@@ -1351,6 +1365,8 @@ func (m *MsgCreateStaker) Size() (n int) {
 	if m.Amount != 0 {
 		n += 1 + sovTx(uint64(m.Amount))
 	}
+	l = m.Commission.Size()
+	n += 1 + l + sovTx(uint64(l))
 	return n
 }
 
@@ -1407,10 +1423,8 @@ func (m *MsgUpdateCommission) Size() (n int) {
 	if l > 0 {
 		n += 1 + l + sovTx(uint64(l))
 	}
-	l = len(m.Commission)
-	if l > 0 {
-		n += 1 + l + sovTx(uint64(l))
-	}
+	l = m.Commission.Size()
+	n += 1 + l + sovTx(uint64(l))
 	return n
 }
 
@@ -1592,6 +1606,40 @@ func (m *MsgCreateStaker) Unmarshal(dAtA []byte) error {
 					break
 				}
 			}
+		case 3:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field Commission", wireType)
+			}
+			var stringLen uint64
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowTx
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				stringLen |= uint64(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			intStringLen := int(stringLen)
+			if intStringLen < 0 {
+				return ErrInvalidLengthTx
+			}
+			postIndex := iNdEx + intStringLen
+			if postIndex < 0 {
+				return ErrInvalidLengthTx
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.Commission.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
 			skippy, err := skipTx(dAtA[iNdEx:])
@@ -1982,7 +2030,9 @@ func (m *MsgUpdateCommission) Unmarshal(dAtA []byte) error {
 			if postIndex > l {
 				return io.ErrUnexpectedEOF
 			}
-			m.Commission = string(dAtA[iNdEx:postIndex])
+			if err := m.Commission.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
 			iNdEx = postIndex
 		default:
 			iNdEx = preIndex
diff --git a/x/team/abci.go b/x/team/abci.go
index 06c72bc3..0772f18c 100644
--- a/x/team/abci.go
+++ b/x/team/abci.go
@@ -4,17 +4,17 @@ import (
 	"fmt"
 
 	"github.com/KYVENetwork/chain/util"
-	teamKeeper "github.com/KYVENetwork/chain/x/team/keeper"
-	"github.com/KYVENetwork/chain/x/team/types"
 	sdk "github.com/cosmos/cosmos-sdk/types"
-	authTypes "github.com/cosmos/cosmos-sdk/x/auth/types"
 
+	// Auth
+	authTypes "github.com/cosmos/cosmos-sdk/x/auth/types"
 	// Bank
 	bankKeeper "github.com/cosmos/cosmos-sdk/x/bank/keeper"
 	// Mint
 	mintKeeper "github.com/cosmos/cosmos-sdk/x/mint/keeper"
 	// Team
 	"github.com/KYVENetwork/chain/x/team/keeper"
+	"github.com/KYVENetwork/chain/x/team/types"
 	// Upgrade
 	upgradeKeeper "github.com/cosmos/cosmos-sdk/x/upgrade/keeper"
 )
@@ -51,7 +51,7 @@ func DistributeTeamInflation(ctx sdk.Context, bk bankKeeper.Keeper, mk mintKeepe
 	// distribute team module rewards between vesting accounts based on their vesting progress
 	for _, account := range tk.GetTeamVestingAccounts(ctx) {
 		// get current vesting progress
-		status := teamKeeper.GetVestingStatus(account, uint64(ctx.BlockTime().Unix()))
+		status := keeper.GetVestingStatus(account, uint64(ctx.BlockTime().Unix()))
 		// calculate reward share of account
 		accountShare := sdk.NewDec(int64(status.TotalVestedAmount - account.UnlockedClaimed)).Quo(sdk.NewDec(int64(types.TEAM_ALLOCATION)))
 		// calculate total inflation rewards for account for this block