diff --git a/social coop.md b/social coop.md
index 223a3ad5f..b829b3615 100644
--- a/social coop.md	
+++ b/social coop.md	
@@ -8,6 +8,10 @@
     - [[2021-06-07]] https://pad.disroot.org/p/Social.Coop_Strategy_Summit_%231?utm_source=discussion_mailer&utm_medium=email&utm_campaign=new_discussion
     - https://twitter.com/flancian/status/1292401355118845952
   - [[chat]]
-    - #matrix https://matrix.to/#/#SocialCoop:matrix.org
-    - #cwg https://matrix.to/#/#sc-cwg:matrix.org
-    - #twg https://matrix.to/#/#socialcoop-tech:matrix.org
+    - [[social coop matrix]]:
+      - #matrix https://matrix.to/#/#SocialCoop:matrix.org
+        - the [[space]]
+      - #open https://matrix.to/#/#SocialCoop:matrix.org
+        - the [[open chat room]]
+      - #cwg https://matrix.to/#/#sc-cwg:matrix.org
+      - #twg https://matrix.to/#/#socialcoop-tech:matrix.org