diff --git a/js/ui/windowManager.js b/js/ui/windowManager.js
index 101f9a8d7..ac723a516 100644
--- a/js/ui/windowManager.js
+++ b/js/ui/windowManager.js
@@ -526,6 +526,11 @@ const AppSwitchAction = new Lang.Class({
     },
 
     vfunc_gesture_prepare : function(action, actor) {
+        if (Main.overview.visible) {
+            this.cancel();
+            return false;
+        }
+
         return this.get_n_current_points() <= 4;
     },