diff --git a/extensions/launch-new-instance/extension.js b/extensions/launch-new-instance/extension.js
index 6ace48c0..7e34f31e 100644
--- a/extensions/launch-new-instance/extension.js
+++ b/extensions/launch-new-instance/extension.js
@@ -1,8 +1,6 @@
-const Main = imports.ui.main;
 const AppDisplay = imports.ui.appDisplay;
 
 var _onActivateOriginal = null;
-var _activateResultOriginal = null;
 
 function _activate(button) {
   this.animateLaunch();