diff --git a/content/u/projects/open-chat/contents.lr b/content/u/projects/open-chat/contents.lr
index febfb5a..e5e3ffd 100644
--- a/content/u/projects/open-chat/contents.lr
+++ b/content/u/projects/open-chat/contents.lr
@@ -45,6 +45,11 @@ Specifically for learning new technologies and to exchange knowledge
 we created the **Hacking & Learning channel** which can be found at
 **#hacking-and-learning:ungleich.ch**.
 
+## Kubernetes
+
+Recently (in 2021) we started to run Kubernetes cluster at
+ungleich. We share our experiences in **#kubernetes:ungleich.ch**.
+
 ## cdist
 
 We meet for cdist discussions about using, developing and more