diff --git a/browser/components/preferences/main.js b/browser/components/preferences/main.js
index 3f578f3888684a1830d456f2a4896e8a5f6630fd..7de18a724d3953a5616577f65a8cf9a18f71893c 100644
--- a/browser/components/preferences/main.js
+++ b/browser/components/preferences/main.js
@@ -424,7 +424,7 @@ function getBundleForLocales(newLocales) {
     ])
   );
   return new Localization(
-    ["browser/preferences/preferences.ftl", "branding/brand.ftl"],
+    ["browser/preferences/preferences.ftl", "branding/brand.ftl", "browser/preferences/zen-preferences.ftl"],
     false,
     undefined,
     locales