diff --git a/tracked_links.txt b/tracked_links.txt
index a1acce82b9..eb971b4300 100644
--- a/tracked_links.txt
+++ b/tracked_links.txt
@@ -157,6 +157,7 @@ core.telegram.org/contest300K
 core.telegram.org/css/bootstrap-extra.css
 core.telegram.org/css/bootstrap.min.css
 core.telegram.org/css/core-widgets.css
+core.telegram.org/css/telegram-extra.css
 core.telegram.org/css/telegram.css
 core.telegram.org/js/bootstrap.min.js
 core.telegram.org/js/core-widgets.js