diff --git a/src/wayland/meta-wayland-tablet-pad-strip.c b/src/wayland/meta-wayland-tablet-pad-strip.c
index 0487b7016..7c0ae085b 100644
--- a/src/wayland/meta-wayland-tablet-pad-strip.c
+++ b/src/wayland/meta-wayland-tablet-pad-strip.c
@@ -79,7 +79,8 @@ tablet_pad_strip_set_feedback (struct wl_client   *client,
 {
   MetaWaylandTabletPadStrip *strip = wl_resource_get_user_data (resource);
 
-  /* FIXME: check serial */
+  if (strip->group->mode_switch_serial != serial)
+    return;
 
   strip->feedback = g_strdup (str);
 }