diff --git a/js/ui/windowMenu.js b/js/ui/windowMenu.js
index a31482131..1f26eb4c0 100644
--- a/js/ui/windowMenu.js
+++ b/js/ui/windowMenu.js
@@ -200,6 +200,10 @@ const WindowMenuManager = new Lang.Class({
         menu.connect('activate', function() {
             window.check_alive(global.get_current_time());
         });
+        let destroyId = window.connect('unmanaged',
+            function() {
+                menu.close();
+            });
 
         this._sourceActor.set_size(rect.width, rect.height);
         this._sourceActor.set_position(rect.x, rect.y);
@@ -213,6 +217,7 @@ const WindowMenuManager = new Lang.Class({
 
             this._sourceActor.hide();
             menu.destroy();
+            window.disconnect(destroyId);
         }));
     }
 });