diff --git a/locales/ar/browser/browser/preferences/zen-preferences.ftl b/locales/ar/browser/browser/preferences/zen-preferences.ftl
index 8f6c482c6..686af12c8 100644
--- a/locales/ar/browser/browser/preferences/zen-preferences.ftl
+++ b/locales/ar/browser/browser/preferences/zen-preferences.ftl
@@ -314,3 +314,4 @@ zen-devtools-toggle-storage-shortcut = Toggle Storage
 zen-devtools-toggle-dom-shortcut = Toggle DOM
 zen-devtools-toggle-accessibility-shortcut = Toggle Accessibility
 zen-close-all-unpinned-tabs-shortcut = Close All Unpinned Tabs
+zen-new-unsynced-window-shortcut = New Unsynced Window