diff --git a/slides/swarm/firstservice.md b/slides/swarm/firstservice.md
index fb8d9f79..56bef3d0 100644
--- a/slides/swarm/firstservice.md
+++ b/slides/swarm/firstservice.md
@@ -89,7 +89,7 @@ class: extra-details
 
 - If you use Play-With-Docker, switch to that node's tab, or set `DOCKER_HOST`
 
-- Otherwise, `ssh` into tht node or use `$(eval docker-machine env node...)`
+- Otherwise, `ssh` into that node or use `$(eval docker-machine env node...)`
 
 ]
 
diff --git a/slides/swarm/netshoot.md b/slides/swarm/netshoot.md
index ad500493..360cc246 100644
--- a/slides/swarm/netshoot.md
+++ b/slides/swarm/netshoot.md
@@ -384,6 +384,6 @@ class: extra-details
 
 ## More about overlay networks
 
-.blackbelt[[Deep Dive in Docker Overlay Networks](https://www.youtube.com/watch?v=b3XDl0YsVsg&index=1&list=PLkA60AVN3hh-biQ6SCtBJ-WVTyBmmYho8) by Laurent Bernaille (DC17US)]
+.blackbelt[DC17US: Deep Dive in Docker Overlay Networks ([video](https://www.youtube.com/watch?v=b3XDl0YsVsg&index=1&list=PLkA60AVN3hh-biQ6SCtBJ-WVTyBmmYho8))]
 
-.blackbelt[Deeper Dive in Docker Overlay Networks by Laurent Bernaille (Wednesday 13:30)]
+.blackbelt[DC17EU: Deeper Dive in Docker Overlay Networks ([video](https://dockercon.docker.com/watch/XkRRA7Etsznv7uAk1UKsri))]