diff --git a/browser/locales/jar.mn b/browser/locales/jar.mn
index a92c3d5e94f4..7de9a4da7167 100644
--- a/browser/locales/jar.mn
+++ b/browser/locales/jar.mn
@@ -21,6 +21,7 @@
     locale/browser/search.properties               (%chrome/browser/search.properties)
     locale/browser/searchbar.dtd                   (%chrome/browser/searchbar.dtd)
     locale/browser/engineManager.dtd               (%chrome/browser/engineManager.dtd)
+    locale/browser/engineManager.properties        (%chrome/browser/engineManager.properties)
     locale/browser/setDesktopBackground.dtd        (%chrome/browser/setDesktopBackground.dtd)
     locale/browser/shellservice.properties         (%chrome/browser/shellservice.properties)
     locale/browser/sessionstore.properties         (%chrome/browser/sessionstore.properties)