diff --git a/slides/kube-halfday.yml b/slides/kube-halfday.yml
index 7ca89f17..c161c364 100644
--- a/slides/kube-halfday.yml
+++ b/slides/kube-halfday.yml
@@ -2,7 +2,7 @@ title: |
   Deploying and Scaling Microservices
   with Docker and Kubernetes
 
-chat: "[Slack](https://dockercommunity.slack.com/messages/C7GKACWDV)"
+chat: "[Slack](https://docker.slack.com/messages/C83M572J2)"
 #chat: "[Gitter](https://gitter.im/jpetazzo/workshop-yyyymmdd-city)"
 
 exclude: