diff --git a/Gateway-config-(channel-rules).md b/Gateway-config-(channel-rules).md
index b0c06c5..fa93abd 100644
--- a/Gateway-config-(channel-rules).md
+++ b/Gateway-config-(channel-rules).md
@@ -25,6 +25,7 @@ Below you can find how the channels (`protocolchannel` and `protocol2channel`) s
     - if your team doesn't have multiple channels, use `general`
 - matrix
   - `#channel:server`
+    - (local) address/alias
     - e.g. `#yourchannel:matrix.org`
     - encrypted rooms are not supported in matrix
 - mattermost