diff --git a/src/backends/meta-stage-view.c b/src/backends/meta-stage-view.c
index 0808680c1..7de2613fa 100644
--- a/src/backends/meta-stage-view.c
+++ b/src/backends/meta-stage-view.c
@@ -218,8 +218,12 @@ meta_stage_view_perform_fake_swap (MetaStageView *view,
   };
 
   g_warn_if_fail (priv->notify_presented_handle_id == 0);
+
+  /* The priority needs to be higher than the source dispatching the frame
+   * clock, to avoid racing with it.
+   */
   priv->notify_presented_handle_id =
-    g_idle_add_full (G_PRIORITY_DEFAULT,
+    g_idle_add_full (G_PRIORITY_HIGH,
                      notify_presented_idle,
                      closure, g_free);
 }