diff --git a/README.md b/README.md
index 66126bc1e..55eae1149 100644
--- a/README.md
+++ b/README.md
@@ -29,18 +29,20 @@ If you don't have time to lend a hand in that way but still want to have an impa
 You need to have [docker](https://docs.docker.com/engine/install/)
 and [docker-compose](https://docs.docker.com/compose/install/) installed in your environment.
 
-If you edit the docs in vscode when you open the top level directory it will ask if you wish to `Reopen in Container` click that button and vscode will automatically run `docker compose up` which will then start serving the documentation as below, otherwise you can do it manually as below.
+If you edit the docs in vscode when you open the top level directory it will ask if you wish to `Reopen in Container` click that button and vscode will automatically run `docker-compose up` which will then start serving the documentation as below, otherwise you can do it manually as below.
+
+If you run the container on debian, please install `docker.io`, `docker-compose` and `apparmor` as dependencies from system repos.
 
 Then you need to build your container:
 
 ```
-docker compose build
+docker-compose build
 ```
 
 and start mkdocs server:
 
 ```
-docker compose up
+docker-compose up
 ```
 
 After server is running visit [http://localhost:8000/](http://localhost:8000/).