diff --git a/modules/apps/29-fee/ibc_module.go b/modules/apps/29-fee/ibc_module.go
index cb5eb71b6d3..66319d6be58 100644
--- a/modules/apps/29-fee/ibc_module.go
+++ b/modules/apps/29-fee/ibc_module.go
@@ -201,6 +201,7 @@ func (im IBCModule) OnRecvPacket(
 	// incase of async aknowledgement (ack == nil) store the ForwardRelayer address for use later
 	if ack == nil && found {
 		im.keeper.SetForwardRelayerAddress(ctx, channeltypes.NewPacketId(packet.GetSourceChannel(), packet.GetSourcePort(), packet.GetSequence()), forwardRelayer)
+		return nil
 	}
 
 	return types.NewIncentivizedAcknowledgement(forwardRelayer, ack.Acknowledgement())