diff --git a/slides/swarm-fullday.yml b/slides/swarm-fullday.yml
index 283b2242..d59f9e8a 100644
--- a/slides/swarm-fullday.yml
+++ b/slides/swarm-fullday.yml
@@ -2,8 +2,7 @@ title: |
   Container Orchestration
   with Docker and Swarm
 
-chat: "[Slack](https://dockercommunity.slack.com/messages/C7GKACWDV)"
-#chat: "[Gitter](https://gitter.im/jpetazzo/workshop-yyyymmdd-city)"
+chat: "[Gitter](https://gitter.im/jpetazzo/workshop-20171117-sanfrancisco)"
 
 exclude:
 - self-paced