diff --git a/slides/kube.yml b/slides/kube.yml
index f7c615d9..a649026f 100644
--- a/slides/kube.yml
+++ b/slides/kube.yml
@@ -5,7 +5,7 @@ title: |
 
 #chat: "[Slack](https://dockercommunity.slack.com/messages/C7GKACWDV)"
 #chat: "[Gitter](https://gitter.im/jpetazzo/workshop-yyyymmdd-city)"
-chat: "`#kubernetes-training-august-17-21` on Slack"
+chat: "`#kubernetes-training-august-31-september-4` on Slack"
 
 gitrepo: github.com/jpetazzo/container.training