diff --git a/docs/images/docker-pydio-cells.md b/docs/images/docker-pydio-cells.md
index 0703a1ebf..52eeb549c 100644
--- a/docs/images/docker-pydio-cells.md
+++ b/docs/images/docker-pydio-cells.md
@@ -49,6 +49,10 @@ If you are using a reverse proxy which validates certificates, you need to [disa
 
 To help you get started creating a container from this image you can either use docker-compose or the docker cli.
 
+!!! info
+
+    Unless a parameter is flaged as 'optional', it is *mandatory* and a value must be provided.
+
 ### docker-compose (recommended, [click here for more info](https://docs.linuxserver.io/general/docker-compose))
 
 ```yaml
@@ -96,7 +100,7 @@ Containers are configured using parameters passed at runtime (such as those abov
 
 | Parameter | Function |
 | :----: | --- |
-| `8080` | Http port |
+| `8080:8080` | Http port |
 
 ### Environment Variables (`-e`)