diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1027c833d2f..1965a811a8f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -44,6 +44,8 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ### Improvements
 
+* (proto) [\#5987](https://github.com/cosmos/ibc-go/pull/5987) Add wasm proto files.
+
 ### Features
 
 * [\#5788](https://github.com/cosmos/ibc-go/pull/5788) Add `NewErrorAcknowledgementWithCodespace` to allow codespaces in ack errors.
diff --git a/modules/apps/transfer/types/authz.pb.go b/modules/apps/transfer/types/authz.pb.go
index 22298d64b63..4d015c3c58a 100644
--- a/modules/apps/transfer/types/authz.pb.go
+++ b/modules/apps/transfer/types/authz.pb.go
@@ -36,8 +36,8 @@ type Allocation struct {
 	SpendLimit github_com_cosmos_cosmos_sdk_types.Coins `protobuf:"bytes,3,rep,name=spend_limit,json=spendLimit,proto3,castrepeated=github.com/cosmos/cosmos-sdk/types.Coins" json:"spend_limit"`
 	// allow list of receivers, an empty allow list permits any receiver address
 	AllowList []string `protobuf:"bytes,4,rep,name=allow_list,json=allowList,proto3" json:"allow_list,omitempty"`
-	// allow list of packet data keys, an empty list.
-	// an empty list prohibits all packet data keys; a list only with "*" permits any packet data key
+	// allow list of packet data keys, an empty list prohibits all packet data keys;
+	// a list only with "*" permits any packet data key
 	AllowedPacketData []string `protobuf:"bytes,5,rep,name=allowed_packet_data,json=allowedPacketData,proto3" json:"allowed_packet_data,omitempty"`
 }
 
diff --git a/proto/ibc/lightclients/wasm/v1/genesis.proto b/proto/ibc/lightclients/wasm/v1/genesis.proto
new file mode 100644
index 00000000000..637ba1677e3
--- /dev/null
+++ b/proto/ibc/lightclients/wasm/v1/genesis.proto
@@ -0,0 +1,20 @@
+
+syntax = "proto3";
+package ibc.lightclients.wasm.v1;
+
+import "gogoproto/gogo.proto";
+
+option go_package = "github.com/cosmos/ibc-go/modules/light-clients/08-wasm/types";
+
+// GenesisState defines 08-wasm's keeper genesis state
+message GenesisState {
+  // uploaded light client wasm contracts
+  repeated Contract contracts = 1 [(gogoproto.nullable) = false];
+}
+
+// Contract stores contract code
+message Contract {
+  option (gogoproto.goproto_getters) = false;
+  // contract byte code
+  bytes code_bytes = 1;
+}
\ No newline at end of file
diff --git a/proto/ibc/lightclients/wasm/v1/query.proto b/proto/ibc/lightclients/wasm/v1/query.proto
new file mode 100644
index 00000000000..bbbed29dda1
--- /dev/null
+++ b/proto/ibc/lightclients/wasm/v1/query.proto
@@ -0,0 +1,46 @@
+syntax = "proto3";
+package ibc.lightclients.wasm.v1;
+
+import "google/api/annotations.proto";
+import "cosmos/base/query/v1beta1/pagination.proto";
+
+option go_package = "github.com/cosmos/ibc-go/modules/light-clients/08-wasm/types";
+
+// Query service for wasm module
+service Query {
+  // Get all Wasm checksums
+  rpc Checksums(QueryChecksumsRequest) returns (QueryChecksumsResponse) {
+    option (google.api.http).get = "/ibc/lightclients/wasm/v1/checksums";
+  }
+
+  // Get Wasm code for given checksum
+  rpc Code(QueryCodeRequest) returns (QueryCodeResponse) {
+    option (google.api.http).get = "/ibc/lightclients/wasm/v1/checksums/{checksum}/code";
+  }
+}
+
+// QueryChecksumsRequest is the request type for the Query/Checksums RPC method.
+message QueryChecksumsRequest {
+  // pagination defines an optional pagination for the request.
+  cosmos.base.query.v1beta1.PageRequest pagination = 1;
+}
+
+// QueryChecksumsResponse is the response type for the Query/Checksums RPC method.
+message QueryChecksumsResponse {
+  // checksums is a list of the hex encoded checksums of all wasm codes stored.
+  repeated string checksums = 1;
+
+  // pagination defines the pagination in the response.
+  cosmos.base.query.v1beta1.PageResponse pagination = 2;
+}
+
+// QueryCodeRequest is the request type for the Query/Code RPC method.
+message QueryCodeRequest {
+  // checksum is a hex encoded string of the code stored.
+  string checksum = 1;
+}
+
+// QueryCodeResponse is the response type for the Query/Code RPC method.
+message QueryCodeResponse {
+  bytes data = 1;
+}
diff --git a/proto/ibc/lightclients/wasm/v1/tx.proto b/proto/ibc/lightclients/wasm/v1/tx.proto
new file mode 100644
index 00000000000..d2fc465919c
--- /dev/null
+++ b/proto/ibc/lightclients/wasm/v1/tx.proto
@@ -0,0 +1,66 @@
+syntax = "proto3";
+package ibc.lightclients.wasm.v1;
+
+option go_package = "github.com/cosmos/ibc-go/modules/light-clients/08-wasm/types";
+
+import "cosmos/msg/v1/msg.proto";
+
+// Msg defines the ibc/08-wasm Msg service.
+service Msg {
+  option (cosmos.msg.v1.service) = true;
+
+  // StoreCode defines a rpc handler method for MsgStoreCode.
+  rpc StoreCode(MsgStoreCode) returns (MsgStoreCodeResponse);
+
+  // RemoveChecksum defines a rpc handler method for MsgRemoveChecksum.
+  rpc RemoveChecksum(MsgRemoveChecksum) returns (MsgRemoveChecksumResponse);
+
+  // MigrateContract defines a rpc handler method for MsgMigrateContract.
+  rpc MigrateContract(MsgMigrateContract) returns (MsgMigrateContractResponse);
+}
+
+// MsgStoreCode defines the request type for the StoreCode rpc.
+message MsgStoreCode {
+  option (cosmos.msg.v1.signer) = "signer";
+
+  // signer address
+  string signer = 1;
+  // wasm byte code of light client contract. It can be raw or gzip compressed
+  bytes wasm_byte_code = 2;
+}
+
+// MsgStoreCodeResponse defines the response type for the StoreCode rpc
+message MsgStoreCodeResponse {
+  // checksum is the sha256 hash of the stored code
+  bytes checksum = 1;
+}
+
+// MsgRemoveChecksum defines the request type for the MsgRemoveChecksum rpc.
+message MsgRemoveChecksum {
+  option (cosmos.msg.v1.signer) = "signer";
+
+  // signer address
+  string signer = 1;
+  // checksum is the sha256 hash to be removed from the store
+  bytes checksum = 2;
+}
+
+// MsgStoreChecksumResponse defines the response type for the StoreCode rpc
+message MsgRemoveChecksumResponse {}
+
+// MsgMigrateContract defines the request type for the MigrateContract rpc.
+message MsgMigrateContract {
+  option (cosmos.msg.v1.signer) = "signer";
+
+  // signer address
+  string signer = 1;
+  // the client id of the contract
+  string client_id = 2;
+  // checksum is the sha256 hash of the new wasm byte code for the contract
+  bytes checksum = 3;
+  // the json encoded message to be passed to the contract on migration
+  bytes msg = 4;
+}
+
+// MsgMigrateContractResponse defines the response type for the MigrateContract rpc
+message MsgMigrateContractResponse {}
diff --git a/proto/ibc/lightclients/wasm/v1/wasm.proto b/proto/ibc/lightclients/wasm/v1/wasm.proto
new file mode 100644
index 00000000000..b6a45e3d8ab
--- /dev/null
+++ b/proto/ibc/lightclients/wasm/v1/wasm.proto
@@ -0,0 +1,43 @@
+
+syntax = "proto3";
+package ibc.lightclients.wasm.v1;
+
+import "gogoproto/gogo.proto";
+import "ibc/core/client/v1/client.proto";
+
+option go_package = "github.com/cosmos/ibc-go/modules/light-clients/08-wasm/types";
+
+// Wasm light client's Client state
+message ClientState {
+  option (gogoproto.goproto_getters) = false;
+  // bytes encoding the client state of the underlying light client
+  // implemented as a Wasm contract.
+  bytes                     data          = 1;
+  bytes                     checksum      = 2;
+  ibc.core.client.v1.Height latest_height = 3 [(gogoproto.nullable) = false];
+}
+
+// Wasm light client's ConsensusState
+message ConsensusState {
+  option (gogoproto.goproto_getters) = false;
+  // bytes encoding the consensus state of the underlying light client
+  // implemented as a Wasm contract.
+  bytes data = 1;
+}
+
+// Wasm light client message (either header(s) or misbehaviour)
+message ClientMessage {
+  option (gogoproto.goproto_getters) = false;
+
+  bytes data = 1;
+}
+
+// Checksums defines a list of all checksums that are stored
+//
+// Deprecated: This message is deprecated in favor of storing the checksums
+// using a Collections.KeySet.
+message Checksums {
+  option deprecated = true;
+
+  repeated bytes checksums = 1;
+}
\ No newline at end of file