diff --git a/modules/core/keeper/msg_server.go b/modules/core/keeper/msg_server.go
index a4c32b10f70..1070be1b338 100644
--- a/modules/core/keeper/msg_server.go
+++ b/modules/core/keeper/msg_server.go
@@ -559,7 +559,7 @@ func (k *Keeper) TimeoutOnClose(goCtx context.Context, msg *channeltypes.MsgTime
 	}
 
 	// Retrieve callbacks from router
-	cbs, ok := k.PortKeeper.Route(msg.Packet.SourcePort)
+	cbs, ok := k.PortKeeper.AppRouter.PacketRoute(msg.Packet.SourcePort)
 	if !ok {
 		ctx.Logger().Error("timeout on close failed", "port-id", msg.Packet.SourcePort, "error", errorsmod.Wrapf(porttypes.ErrInvalidRoute, "route not found to module: %s", msg.Packet.SourcePort))
 		return nil, errorsmod.Wrapf(porttypes.ErrInvalidRoute, "route not found to module: %s", msg.Packet.SourcePort)
@@ -593,10 +593,12 @@ func (k *Keeper) TimeoutOnClose(goCtx context.Context, msg *channeltypes.MsgTime
 	//
 	// NOTE: MsgTimeout and MsgTimeoutOnClose use the same "OnTimeoutPacket"
 	// application logic callback.
-	err = cbs.OnTimeoutPacket(ctx, channelVersion, msg.Packet, relayer)
-	if err != nil {
-		ctx.Logger().Error("timeout on close failed", "port-id", msg.Packet.SourcePort, "channel-id", msg.Packet.SourceChannel, "error", errorsmod.Wrap(err, "timeout on close callback failed"))
-		return nil, errorsmod.Wrap(err, "timeout on close callback failed")
+	for _, cb := range cbs {
+		err = cb.OnTimeoutPacket(ctx, channelVersion, msg.Packet, relayer)
+		if err != nil {
+			ctx.Logger().Error("timeout on close failed", "port-id", msg.Packet.SourcePort, "channel-id", msg.Packet.SourceChannel, "error", errorsmod.Wrap(err, "timeout on close callback failed"))
+			return nil, errorsmod.Wrap(err, "timeout on close callback failed")
+		}
 	}
 
 	defer telemetry.ReportTimeoutPacket(msg.Packet, "channel-closed")