diff --git a/src/browser/components/preferences/zen-settings.js b/src/browser/components/preferences/zen-settings.js
index 7ce24d89..b5d533dd 100644
--- a/src/browser/components/preferences/zen-settings.js
+++ b/src/browser/components/preferences/zen-settings.js
@@ -591,7 +591,6 @@ var gZenLooksAndFeel = {
     const form = document.getElementById('zen-expand-tabbar-strat');
     const radios = form.querySelectorAll('input[type=radio]');
     const onHoverPref = 'zen.view.sidebar-expanded.on-hover';
-    const pausedForExpandPref = 'zen.view.sidebar-expanded.on-hover.paused-for-expand';
     const defaultExpandPref = 'zen.view.sidebar-expanded';
     if (Services.prefs.getBoolPref(onHoverPref)) {
       form.querySelector('input[value="hover"]').checked = true;