diff --git a/application/palemoon/app/profile/palemoon.js b/application/palemoon/app/profile/palemoon.js
index fdef7506aa..38559888b0 100644
--- a/application/palemoon/app/profile/palemoon.js
+++ b/application/palemoon/app/profile/palemoon.js
@@ -224,6 +224,11 @@ pref("keyword.enabled", true);
 pref("general.useragent.locale", "@AB_CD@");
 pref("general.skins.selectedSkin", "classic/1.0");
 
+// Native UA mode by default
+pref("general.useragent.compatMode", 0);
+pref("general.useragent.compatmode.gecko", false);
+pref("general.useragent.compatmode.firefox", false);
+
 pref("general.smoothScroll", true);
 #ifdef UNIX_BUT_NOT_MAC
 pref("general.autoScroll", false);