diff --git a/testing/profiles/mochitest/user.js b/testing/profiles/mochitest/user.js
index a4068ac3f61161d014c49d54ae7a3bf886868f1b..6af5907abb46b6d3b871c159c73eec8373ee8ef5 100644
--- a/testing/profiles/mochitest/user.js
+++ b/testing/profiles/mochitest/user.js
@@ -41,3 +41,10 @@ user_pref("places.history.floodingPrevention.enabled", false);
 // permission, and we can open it and wait for the user to give permission, then
 // don't do that.
 user_pref("geo.prompt.open_system_prefs", false);
+
+user_pref("zen.welcome-screen.seen", true);
+user_pref("zen.tab-unloader.enabled", false);
+user_pref("zen.watermark.enabled", false);
+user_pref("zen.urlbar.replace-newtab", false);
+user_pref("zen.testing.enabled", true);
+user_pref("dom.security.https_only_mode", false); // Dont ask why
