diff --git a/testing/user.js b/testing/user.js
index 55616e9..19f2893 100644
--- a/testing/user.js
+++ b/testing/user.js
@@ -57,6 +57,10 @@ user_pref("browser.history.menuMaxResults", 0); // [HIDDEN PREF]
 // -------------------------------------
 // Tabs on top
 // user_pref(“browser.tabs.onTop", true);
+// -------------------------------------
+// Control whether the tab page title is included in the window title
+user_pref("privacy.exposeContentTitleInWindow", false);
+user_pref("privacy.exposeContentTitleInWindow.pbm", false);
 //
 // >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
 // GEOLOCATION