diff --git a/x/wasm/alias.go b/x/wasm/alias.go
index acb3a2b1..c134ecba 100644
--- a/x/wasm/alias.go
+++ b/x/wasm/alias.go
@@ -95,7 +95,7 @@ type (
 	MsgInstantiateContract  = types.MsgInstantiateContract
 	MsgExecuteContract      = types.MsgExecuteContract
 	MsgMigrateContract      = types.MsgMigrateContract
-	MsgUpdateAdministrator  = types.MsgUpdateAdministrator
+	MsgUpdateAdministrator  = types.MsgUpdateAdmin
 	Model                   = types.Model
 	CodeInfo                = types.CodeInfo
 	ContractInfo            = types.ContractInfo
diff --git a/x/wasm/client/cli/new_tx.go b/x/wasm/client/cli/new_tx.go
index a229d143..a6edffd0 100644
--- a/x/wasm/client/cli/new_tx.go
+++ b/x/wasm/client/cli/new_tx.go
@@ -81,7 +81,7 @@ func UpdateContractAdminCmd(cdc *codec.Codec) *cobra.Command {
 				}
 			}
 
-			msg := types.MsgUpdateAdministrator{
+			msg := types.MsgUpdateAdmin{
 				Sender:   cliCtx.GetFromAddress(),
 				Contract: contractAddr,
 				NewAdmin: newAdmin,
diff --git a/x/wasm/client/rest/new_tx.go b/x/wasm/client/rest/new_tx.go
index 7df5a310..7b872487 100644
--- a/x/wasm/client/rest/new_tx.go
+++ b/x/wasm/client/rest/new_tx.go
@@ -47,7 +47,7 @@ func setContractAdminHandlerFn(cliCtx context.CLIContext) http.HandlerFunc {
 			return
 		}
 
-		msg := types.MsgUpdateAdministrator{
+		msg := types.MsgUpdateAdmin{
 			Sender:   cliCtx.GetFromAddress(),
 			NewAdmin: req.Admin,
 			Contract: contractAddress,
diff --git a/x/wasm/internal/types/codec.go b/x/wasm/internal/types/codec.go
index bf56bd35..89262d83 100644
--- a/x/wasm/internal/types/codec.go
+++ b/x/wasm/internal/types/codec.go
@@ -11,7 +11,7 @@ func RegisterCodec(cdc *codec.Codec) {
 	cdc.RegisterConcrete(&MsgInstantiateContract{}, "wasm/instantiate", nil)
 	cdc.RegisterConcrete(&MsgExecuteContract{}, "wasm/execute", nil)
 	cdc.RegisterConcrete(&MsgMigrateContract{}, "wasm/migrate", nil)
-	cdc.RegisterConcrete(&MsgUpdateAdministrator{}, "wasm/update-contract-admin", nil)
+	cdc.RegisterConcrete(&MsgUpdateAdmin{}, "wasm/update-contract-admin", nil)
 }
 
 // ModuleCdc generic sealed codec to be used throughout module
diff --git a/x/wasm/internal/types/msg.go b/x/wasm/internal/types/msg.go
index 664856bd..5f62ce24 100644
--- a/x/wasm/internal/types/msg.go
+++ b/x/wasm/internal/types/msg.go
@@ -228,21 +228,21 @@ func (msg MsgMigrateContract) GetSigners() []sdk.AccAddress {
 	return []sdk.AccAddress{msg.Sender}
 }
 
-type MsgUpdateAdministrator struct {
+type MsgUpdateAdmin struct {
 	Sender   sdk.AccAddress `json:"sender" yaml:"sender"`
 	NewAdmin sdk.AccAddress `json:"new_admin,omitempty" yaml:"new_admin"`
 	Contract sdk.AccAddress `json:"contract" yaml:"contract"`
 }
 
-func (msg MsgUpdateAdministrator) Route() string {
+func (msg MsgUpdateAdmin) Route() string {
 	return RouterKey
 }
 
-func (msg MsgUpdateAdministrator) Type() string {
+func (msg MsgUpdateAdmin) Type() string {
 	return "update-contract-admin"
 }
 
-func (msg MsgUpdateAdministrator) ValidateBasic() error {
+func (msg MsgUpdateAdmin) ValidateBasic() error {
 	if err := sdk.VerifyAddressFormat(msg.Sender); err != nil {
 		return sdkerrors.Wrap(err, "sender")
 	}
@@ -260,10 +260,10 @@ func (msg MsgUpdateAdministrator) ValidateBasic() error {
 	return nil
 }
 
-func (msg MsgUpdateAdministrator) GetSignBytes() []byte {
+func (msg MsgUpdateAdmin) GetSignBytes() []byte {
 	return sdk.MustSortJSON(ModuleCdc.MustMarshalJSON(msg))
 }
 
-func (msg MsgUpdateAdministrator) GetSigners() []sdk.AccAddress {
+func (msg MsgUpdateAdmin) GetSigners() []sdk.AccAddress {
 	return []sdk.AccAddress{msg.Sender}
 }
diff --git a/x/wasm/internal/types/msg_test.go b/x/wasm/internal/types/msg_test.go
index 9f87553f..b83f2e6d 100644
--- a/x/wasm/internal/types/msg_test.go
+++ b/x/wasm/internal/types/msg_test.go
@@ -220,24 +220,24 @@ func TestMsgUpdateAdministrator(t *testing.T) {
 	anotherGoodAddress := sdk.AccAddress(bytes.Repeat([]byte{0x2}, 20))
 
 	specs := map[string]struct {
-		src    MsgUpdateAdministrator
+		src    MsgUpdateAdmin
 		expErr bool
 	}{
 		"all good": {
-			src: MsgUpdateAdministrator{
+			src: MsgUpdateAdmin{
 				Sender:   goodAddress,
 				NewAdmin: otherGoodAddress,
 				Contract: anotherGoodAddress,
 			},
 		},
 		"new admin optional": {
-			src: MsgUpdateAdministrator{
+			src: MsgUpdateAdmin{
 				Sender:   goodAddress,
 				Contract: anotherGoodAddress,
 			},
 		},
 		"bad sender": {
-			src: MsgUpdateAdministrator{
+			src: MsgUpdateAdmin{
 				Sender:   badAddress,
 				NewAdmin: otherGoodAddress,
 				Contract: anotherGoodAddress,
@@ -245,7 +245,7 @@ func TestMsgUpdateAdministrator(t *testing.T) {
 			expErr: true,
 		},
 		"bad new admin": {
-			src: MsgUpdateAdministrator{
+			src: MsgUpdateAdmin{
 				Sender:   goodAddress,
 				NewAdmin: badAddress,
 				Contract: anotherGoodAddress,
@@ -253,7 +253,7 @@ func TestMsgUpdateAdministrator(t *testing.T) {
 			expErr: true,
 		},
 		"bad contract addr": {
-			src: MsgUpdateAdministrator{
+			src: MsgUpdateAdmin{
 				Sender:   goodAddress,
 				NewAdmin: otherGoodAddress,
 				Contract: badAddress,
@@ -261,7 +261,7 @@ func TestMsgUpdateAdministrator(t *testing.T) {
 			expErr: true,
 		},
 		"new admin same as old admin": {
-			src: MsgUpdateAdministrator{
+			src: MsgUpdateAdmin{
 				Sender:   goodAddress,
 				NewAdmin: goodAddress,
 				Contract: anotherGoodAddress,