diff --git a/simapp/app.go b/simapp/app.go
index 6ad3aadc61e6..c1fd96067571 100644
--- a/simapp/app.go
+++ b/simapp/app.go
@@ -213,6 +213,10 @@ func NewSimApp(
 	signingCtx := interfaceRegistry.SigningContext()
 	txConfig := authtx.NewTxConfig(appCodec, signingCtx.AddressCodec(), signingCtx.ValidatorAddressCodec(), authtx.DefaultSignModes)
 
+	if err := signingCtx.Validate(); err != nil {
+		panic(err)
+	}
+
 	std.RegisterLegacyAminoCodec(legacyAmino)
 	std.RegisterInterfaces(interfaceRegistry)