diff --git a/user.js b/user.js
index 20f2bd2..a6e20b0 100644
--- a/user.js
+++ b/user.js
@@ -2072,6 +2072,7 @@ user_pref("urlclassifier.trackingAnnotationTable", ""); // [DESKTOP]
 user_pref("urlclassifier.trackingAnnotationWhitelistTable", "");
 user_pref("urlclassifier.trackingTable", "");
 user_pref("urlclassifier.trackingWhitelistTable", "");
+user_pref("urlclassifier.trackingSkipURL", "");
 // -------------------------------------
 // Pref : Opt-out of add-on metadata updates
 // https://blog.mozilla.org/addons/how-to-opt-out-of-add-on-metadata-updates/