diff --git a/ads_and_trackers1.txt b/ads_and_trackers1.txt
index 09ec799..fd0b5c2 100644
--- a/ads_and_trackers1.txt
+++ b/ads_and_trackers1.txt
@@ -3562,6 +3562,7 @@ www8.glam.com
 www-banner.chat.ru
 www.dnps.com
 www.facebook.com/tr/
+www.facebook.com/ajax/bz
 www.google-analytics.com
 www-google-analytics.l.google.com
 www.googletagservices.com