diff --git a/modules/apps/27-interchain-accounts/controller/keeper/msg_server.go b/modules/apps/27-interchain-accounts/controller/keeper/msg_server.go
index d7390c0aba3..ba0c564bdd4 100644
--- a/modules/apps/27-interchain-accounts/controller/keeper/msg_server.go
+++ b/modules/apps/27-interchain-accounts/controller/keeper/msg_server.go
@@ -12,10 +12,20 @@ import (
 	host "github.com/cosmos/ibc-go/v5/modules/core/24-host"
 )
 
-var _ types.MsgServer = Keeper{}
+var _ types.MsgServer = msgServer{}
+
+type msgServer struct {
+	*Keeper
+}
+
+// NewMsgServerImpl returns an implementation of the ICS27 MsgServer interface
+// for the provided Keeper.
+func NewMsgServerImpl(keeper *Keeper) types.MsgServer {
+	return &msgServer{Keeper: keeper}
+}
 
 // RegisterAccount defines a rpc handler for MsgRegisterAccount
-func (k Keeper) RegisterAccount(goCtx context.Context, msg *types.MsgRegisterAccount) (*types.MsgRegisterAccountResponse, error) {
+func (k msgServer) RegisterAccount(goCtx context.Context, msg *types.MsgRegisterAccount) (*types.MsgRegisterAccountResponse, error) {
 	ctx := sdk.UnwrapSDKContext(goCtx)
 
 	portID, err := icatypes.NewControllerPortID(msg.Owner)
@@ -34,7 +44,7 @@ func (k Keeper) RegisterAccount(goCtx context.Context, msg *types.MsgRegisterAcc
 }
 
 // SubmitTx defines a rpc handler for MsgSubmitTx
-func (k Keeper) SubmitTx(goCtx context.Context, msg *types.MsgSubmitTx) (*types.MsgSubmitTxResponse, error) {
+func (k msgServer) SubmitTx(goCtx context.Context, msg *types.MsgSubmitTx) (*types.MsgSubmitTxResponse, error) {
 	ctx := sdk.UnwrapSDKContext(goCtx)
 
 	portID, err := icatypes.NewControllerPortID(msg.Owner)
diff --git a/modules/apps/27-interchain-accounts/controller/keeper/msg_server_test.go b/modules/apps/27-interchain-accounts/controller/keeper/msg_server_test.go
index 38aa673015c..6eb503e7531 100644
--- a/modules/apps/27-interchain-accounts/controller/keeper/msg_server_test.go
+++ b/modules/apps/27-interchain-accounts/controller/keeper/msg_server_test.go
@@ -7,6 +7,7 @@ import (
 	sdktypes "github.com/cosmos/cosmos-sdk/types"
 	banktypes "github.com/cosmos/cosmos-sdk/x/bank/types"
 
+	"github.com/cosmos/ibc-go/v5/modules/apps/27-interchain-accounts/controller/keeper"
 	"github.com/cosmos/ibc-go/v5/modules/apps/27-interchain-accounts/controller/types"
 	controllertypes "github.com/cosmos/ibc-go/v5/modules/apps/27-interchain-accounts/controller/types"
 	icatypes "github.com/cosmos/ibc-go/v5/modules/apps/27-interchain-accounts/types"
@@ -75,7 +76,8 @@ func (suite *KeeperTestSuite) TestRegisterAccount() {
 		tc.malleate()
 
 		ctx := suite.chainA.GetContext()
-		res, err := suite.chainA.GetSimApp().ICAControllerKeeper.RegisterAccount(ctx, msg)
+		msgServer := keeper.NewMsgServerImpl(&suite.chainA.GetSimApp().ICAControllerKeeper)
+		res, err := msgServer.RegisterAccount(ctx, msg)
 
 		if tc.expPass {
 			suite.Require().NoError(err)
@@ -183,7 +185,10 @@ func (suite *KeeperTestSuite) TestSubmitTx() {
 			msg = types.NewMsgSubmitTx(owner, connectionID, clienttypes.ZeroHeight(), timeoutTimestamp, packetData)
 
 			tc.malleate() // malleate mutates test data
-			res, err := suite.chainA.GetSimApp().ICAControllerKeeper.SubmitTx(sdk.WrapSDKContext(suite.chainA.GetContext()), msg)
+
+			ctx := suite.chainA.GetContext()
+			msgServer := keeper.NewMsgServerImpl(&suite.chainA.GetSimApp().ICAControllerKeeper)
+			res, err := msgServer.SubmitTx(ctx, msg)
 
 			if tc.expPass {
 				suite.Require().NoError(err)
diff --git a/modules/apps/27-interchain-accounts/module.go b/modules/apps/27-interchain-accounts/module.go
index d534247c805..616de1a4a3b 100644
--- a/modules/apps/27-interchain-accounts/module.go
+++ b/modules/apps/27-interchain-accounts/module.go
@@ -150,7 +150,7 @@ func (am AppModule) LegacyQuerierHandler(legacyQuerierCdc *codec.LegacyAmino) sd
 
 // RegisterServices registers module services
 func (am AppModule) RegisterServices(cfg module.Configurator) {
-	controllertypes.RegisterMsgServer(cfg.MsgServer(), am.controllerKeeper)
+	controllertypes.RegisterMsgServer(cfg.MsgServer(), controllerkeeper.NewMsgServerImpl(am.controllerKeeper))
 	controllertypes.RegisterQueryServer(cfg.QueryServer(), am.controllerKeeper)
 	hosttypes.RegisterQueryServer(cfg.QueryServer(), am.hostKeeper)