--- a/mod_csi_muc_priorities/README.markdown	Fri Aug 02 07:52:04 2019 +0200
+++ b/mod_csi_muc_priorities/README.markdown	Fri Aug 02 08:04:00 2019 +0200
@@ -19,4 +19,6 @@
 
 A message of type groupchat from an address in this list will not be
 considered important enough to send it to an inactive client, unless it
-is from the current user or mentions their nickname.
+is from the current user or mentions of their nickname. **Note** that
+mention support require the separate module [mod_track_muc_joins]
+to also be loaded.