diff --git a/suite/locales/en-US/chrome/browser/navigator.properties b/suite/locales/en-US/chrome/browser/navigator.properties
index 7effe381ea2..d532f334ce6 100644
--- a/suite/locales/en-US/chrome/browser/navigator.properties
+++ b/suite/locales/en-US/chrome/browser/navigator.properties
@@ -18,6 +18,7 @@ jserror=An error has occurred on this page. Double click here for details.
 # all.js
 #
 general.useragent.locale=en-US
+general.useragent.contentlocale=US
 font.language.group=x-western
 intl.accept_languages=en-us, en
 intl.charsetmenu.browser.static=iso-8859-1