diff --git a/browser/components/preferences/jar.mn b/browser/components/preferences/jar.mn
index 78e38f98c1f69df31459fd4b6a119c93f6509c02..33abd46566146272da9f561e11ffa290d7000111 100644
--- a/browser/components/preferences/jar.mn
+++ b/browser/components/preferences/jar.mn
@@ -54,3 +54,5 @@ browser.jar:
    content/browser/preferences/widgets/sync-device-name.mjs          (widgets/sync-device-name/sync-device-name.mjs)
    content/browser/preferences/widgets/sync-engines-list.mjs          (widgets/sync-engine-list/sync-engines-list.mjs)
    content/browser/preferences/widgets/sync-engines-list.css          (widgets/sync-engine-list/sync-engines-list.css)
+
+   content/browser/preferences/zen-settings.js