diff --git a/src/js/tab.js b/src/js/tab.js
index b4ea00c15..3efe173f2 100644
--- a/src/js/tab.js
+++ b/src/js/tab.js
@@ -19,6 +19,8 @@
     Home: https://github.com/gorhill/uBlock
 */
 
+// https://github.com/gorhill/uBlock/issues/2720
+
 /******************************************************************************/
 /******************************************************************************/