--- a/browser/app/profile/firefox.js
+++ b/browser/app/profile/firefox.js
@@ -131,17 +131,17 @@ pref("app.update.badge", false);
 #endif
 // app.update.badgeWaitTime is in branding section
 
 // If set to true, the Update Service will apply updates in the background
 // when it finishes downloading them.
 pref("app.update.staging.enabled", true);
 
 // Update service URL:
-pref("app.update.url", "https://aus5.mozilla.org/update/3/%PRODUCT%/%VERSION%/%BUILD_ID%/%BUILD_TARGET%/%LOCALE%/%CHANNEL%/%OS_VERSION%/%DISTRIBUTION%/%DISTRIBUTION_VERSION%/update.xml");
+pref("app.update.url", "https://aus5.mozilla.org/update/6/%PRODUCT%/%VERSION%/%BUILD_ID%/%BUILD_TARGET%/%LOCALE%/%CHANNEL%/%OS_VERSION%/%SYSTEM_CAPABILITIES%/%DISTRIBUTION%/%DISTRIBUTION_VERSION%/update.xml");
 // app.update.url.manual is in branding section
 // app.update.url.details is in branding section
 
 // User-settable override to app.update.url for testing purposes.
 //pref("app.update.url.override", "");
 
 // app.update.interval is in branding section
 // app.update.promptWaitTime is in branding section