diff --git a/en-US/browser/browser/preferences/zen-preferences.ftl b/en-US/browser/browser/preferences/zen-preferences.ftl
index 5ead126ac4..f92f2e9040 100644
--- a/en-US/browser/browser/preferences/zen-preferences.ftl
+++ b/en-US/browser/browser/preferences/zen-preferences.ftl
@@ -335,3 +335,5 @@ zen-key-goto-history = Go to history
 zen-key-go-home = Go Home
 zen-bookmark-show-sidebar-shortcut = Show Bookmarks Sidebar
 zen-bookmark-show-toolbar-shortcut = Show Bookmarks Toolbar
+zen-advance-selected-tab-shortcut = Switch to Next Tab
+zen-reverse-selected-tab-shortcut = Switch to Previous Tab