diff --git a/appIcons.js b/appIcons.js
index 99514d8..2279057 100644
--- a/appIcons.js
+++ b/appIcons.js
@@ -1745,6 +1745,8 @@ var ShowAppsIconWrapper = Utils.defineClass({
         Me.settings.disconnect(this._changedShowAppsIconId);
         Me.settings.disconnect(this._changedAppIconSidePaddingId);
         Me.settings.disconnect(this._changedAppIconPaddingId);
+
+        this.realShowAppsIcon.destroy();
     }
 });
 Signals.addSignalMethods(ShowAppsIconWrapper.prototype);