diff --git a/Collabora-Integration.md b/Collabora-Integration.md
index 3aa0bd8..827353c 100644
--- a/Collabora-Integration.md
+++ b/Collabora-Integration.md
@@ -22,7 +22,7 @@ There are two ways to solve this:
 
 **1.) in Docker by telling it to use the internal IP address when accessing the external URL**
 
-There is a commented external_host setting in both EGroupware [/etc/egroupware-docker/docker-compose.yml]() and Collabora [/etc/egroupware-collabora-key/docker-compose.yml](https://github.com/EGroupware/build.opensuse.org/blob/b195326bc1ade2a7985ce6ca62c2236929e2413b/server:eGroupWare/egroupware-collabora-key/egroupware-collabora-key/docker-compose.yml#L17-L18) docker-compose file:
+There is a commented external_host setting in both EGroupware [/etc/egroupware-docker/docker-compose.yml](https://github.com/EGroupware/build.opensuse.org/blob/b195326bc1ade2a7985ce6ca62c2236929e2413b/server:eGroupWare/egroupware-docker-19.1/egroupware-docker/docker-compose.yml#L61-L62) and Collabora [/etc/egroupware-collabora-key/docker-compose.yml](https://github.com/EGroupware/build.opensuse.org/blob/b195326bc1ade2a7985ce6ca62c2236929e2413b/server:eGroupWare/egroupware-collabora-key/egroupware-collabora-key/docker-compose.yml#L17-L18) docker-compose file:
 ```
     #extra_hosts:
     #- "my.host.name:ip-address"