diff --git a/js/ui/main.js b/js/ui/main.js
index 549ecedd8..c7bac11f2 100644
--- a/js/ui/main.js
+++ b/js/ui/main.js
@@ -106,10 +106,6 @@ function _sessionUpdated() {
     if (sessionMode.isPrimary)
         _loadDefaultStylesheet();
 
-    wm.setCustomKeybindingHandler('panel-main-menu',
-                                  Shell.ActionMode.NORMAL |
-                                  Shell.ActionMode.OVERVIEW,
-                                  sessionMode.hasOverview ? overview.toggle.bind(overview) : null);
     wm.allowKeybinding('overlay-key', Shell.ActionMode.NORMAL |
                                       Shell.ActionMode.OVERVIEW);