diff --git a/firefox/user.js b/firefox/user.js
index 927d9c1..e8d7c3a 100755
--- a/firefox/user.js
+++ b/firefox/user.js
@@ -79,7 +79,7 @@ user_pref("dom.block_download_insecure", true);
 user_pref("dom.enable_performance", false);
 user_pref("dom.enable_performance_navigation_timing", false);
 user_pref("dom.enable_resource_timing", false);
-user_pref("dom.event.clipboardevents.enabled", false);
+user_pref("dom.event.clipboardevents.enabled", true);
 user_pref("dom.push.connection.enabled", false);
 user_pref("dom.push.enabled", false);
 user_pref("dom.push.serverURL", "");