diff --git a/user.js b/user.js
index 5f2e5ca..a6b2f94 100644
--- a/user.js
+++ b/user.js
@@ -2,6 +2,9 @@
 // userchrome.css usercontent.css activate
 user_pref("toolkit.legacyUserProfileCustomizations.stylesheets", true);
 
+// Proton Enabled #127
+user_pref("browser.proton.enabled", true);
+
 // Fill SVG Color
 user_pref("svg.context-properties.content.enabled", true);