diff --git a/x/wasm/client/rest/tx.go b/x/wasm/client/rest/tx.go
index 8f5e9c69315..d761cd994ed 100644
--- a/x/wasm/client/rest/tx.go
+++ b/x/wasm/client/rest/tx.go
@@ -29,6 +29,7 @@ type storeCodeReq struct {
 
 type instantiateContractReq struct {
 	BaseReq rest.BaseReq `json:"base_req" yaml:"base_req"`
+	Label   string       `json:"label" yaml:"label"`
 	Deposit sdk.Coins    `json:"deposit" yaml:"deposit"`
 	Admin   string       `json:"admin,omitempty" yaml:"admin"`
 	InitMsg []byte       `json:"init_msg" yaml:"init_msg"`
@@ -109,6 +110,7 @@ func instantiateContractHandlerFn(cliCtx client.Context) http.HandlerFunc {
 		msg := types.MsgInstantiateContract{
 			Sender:    req.BaseReq.From,
 			CodeID:    codeID,
+			Label:     req.Label,
 			InitFunds: req.Deposit,
 			InitMsg:   req.InitMsg,
 			Admin:     req.Admin,
diff --git a/x/wasm/internal/types/codec.go b/x/wasm/internal/types/codec.go
index 5a7e3b0c0bd..0015caf587d 100644
--- a/x/wasm/internal/types/codec.go
+++ b/x/wasm/internal/types/codec.go
@@ -10,18 +10,18 @@ import (
 
 // RegisterLegacyAminoCodec registers the account types and interface
 func RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {
-	cdc.RegisterConcrete(MsgStoreCode{}, "wasm/MsgStoreCode", nil)
-	cdc.RegisterConcrete(MsgInstantiateContract{}, "wasm/MsgInstantiateContract", nil)
-	cdc.RegisterConcrete(MsgExecuteContract{}, "wasm/MsgExecuteContract", nil)
-	cdc.RegisterConcrete(MsgMigrateContract{}, "wasm/MsgMigrateContract", nil)
-	cdc.RegisterConcrete(MsgUpdateAdmin{}, "wasm/MsgUpdateAdmin", nil)
-	cdc.RegisterConcrete(MsgClearAdmin{}, "wasm/MsgClearAdmin", nil)
-
-	cdc.RegisterConcrete(StoreCodeProposal{}, "wasm/StoreCodeProposal", nil)
-	cdc.RegisterConcrete(InstantiateContractProposal{}, "wasm/InstantiateContractProposal", nil)
-	cdc.RegisterConcrete(MigrateContractProposal{}, "wasm/MigrateContractProposal", nil)
-	cdc.RegisterConcrete(UpdateAdminProposal{}, "wasm/UpdateAdminProposal", nil)
-	cdc.RegisterConcrete(ClearAdminProposal{}, "wasm/ClearAdminProposal", nil)
+	cdc.RegisterConcrete(&MsgStoreCode{}, "wasm/MsgStoreCode", nil)
+	cdc.RegisterConcrete(&MsgInstantiateContract{}, "wasm/MsgInstantiateContract", nil)
+	cdc.RegisterConcrete(&MsgExecuteContract{}, "wasm/MsgExecuteContract", nil)
+	cdc.RegisterConcrete(&MsgMigrateContract{}, "wasm/MsgMigrateContract", nil)
+	cdc.RegisterConcrete(&MsgUpdateAdmin{}, "wasm/MsgUpdateAdmin", nil)
+	cdc.RegisterConcrete(&MsgClearAdmin{}, "wasm/MsgClearAdmin", nil)
+
+	cdc.RegisterConcrete(&StoreCodeProposal{}, "wasm/StoreCodeProposal", nil)
+	cdc.RegisterConcrete(&InstantiateContractProposal{}, "wasm/InstantiateContractProposal", nil)
+	cdc.RegisterConcrete(&MigrateContractProposal{}, "wasm/MigrateContractProposal", nil)
+	cdc.RegisterConcrete(&UpdateAdminProposal{}, "wasm/UpdateAdminProposal", nil)
+	cdc.RegisterConcrete(&ClearAdminProposal{}, "wasm/ClearAdminProposal", nil)
 }
 
 func RegisterInterfaces(registry types.InterfaceRegistry) {