diff --git a/app/app.go b/app/app.go
index e56daf93..1ae04ec3 100644
--- a/app/app.go
+++ b/app/app.go
@@ -646,6 +646,7 @@ func NewMigalooApp(
 		app.BankKeeper,
 		app.StakingKeeper,
 		distrkeeper.NewQuerier(app.DistrKeeper),
+		app.IBCFeeKeeper, // ISC4 Wrapper: fee IBC middleware
 		app.IBCKeeper.ChannelKeeper,
 		&app.IBCKeeper.PortKeeper,
 		scopedWasmKeeper,