diff --git a/types/codec.go b/types/codec.go
index 4c4823e..68e9657 100644
--- a/types/codec.go
+++ b/types/codec.go
@@ -16,6 +16,9 @@ func RegisterLegacyAminoCodec(cdc *codec.LegacyAmino) {
 	cdc.RegisterConcrete(&MsgTransferONFT{}, "OmniFlix/onft/MsgTransferONFT", nil)
 	cdc.RegisterConcrete(&MsgMintONFT{}, "OmniFlix/onft/MsgMintONFT", nil)
 	cdc.RegisterConcrete(&MsgBurnONFT{}, "OmniFlix/onft/MsgBurnONFT", nil)
+	cdc.RegisterConcrete(&MsgUpdateParams{}, "OmniFlix/onft/MsgUpdateParams", nil)
+
+	cdc.RegisterConcrete(&Params{}, "OmniFlix/onft/Params", nil)
 
 	cdc.RegisterInterface((*exported.ONFTI)(nil), nil)
 }
@@ -29,6 +32,7 @@ func RegisterInterfaces(registry codectypes.InterfaceRegistry) {
 		&MsgTransferONFT{},
 		&MsgMintONFT{},
 		&MsgBurnONFT{},
+		&MsgUpdateParams{},
 	)
 
 	registry.RegisterInterface(
diff --git a/types/msgs.go b/types/msgs.go
index 1e526aa..9ebc1c5 100644
--- a/types/msgs.go
+++ b/types/msgs.go
@@ -20,6 +20,8 @@ const (
 )
 
 var (
+	_ sdk.Msg = &MsgUpdateParams{}
+
 	_ sdk.Msg = &MsgCreateDenom{}
 	_ sdk.Msg = &MsgUpdateDenom{}
 	_ sdk.Msg = &MsgTransferDenom{}
@@ -320,3 +322,25 @@ func (msg MsgBurnONFT) GetSigners() []sdk.AccAddress {
 	}
 	return []sdk.AccAddress{from}
 }
+
+// MsgUpdateParams
+
+// GetSignBytes implements the LegacyMsg interface.
+func (m MsgUpdateParams) GetSignBytes() []byte {
+	return sdk.MustSortJSON(ModuleCdc.MustMarshalJSON(&m))
+}
+
+// GetSigners returns the expected signers for a MsgUpdateParams message.
+func (m *MsgUpdateParams) GetSigners() []sdk.AccAddress {
+	addr, _ := sdk.AccAddressFromBech32(m.Authority)
+	return []sdk.AccAddress{addr}
+}
+
+// ValidateBasic does a sanity check on the provided data.
+func (m *MsgUpdateParams) ValidateBasic() error {
+	if _, err := sdk.AccAddressFromBech32(m.Authority); err != nil {
+		return errorsmod.Wrap(err, "invalid authority address")
+	}
+
+	return m.Params.ValidateBasic()
+}