diff --git a/resources/chaosknoten/zammad/docker_compose/compose.yaml b/resources/chaosknoten/zammad/docker_compose/compose.yaml
index 19cd746..66192da 100644
--- a/resources/chaosknoten/zammad/docker_compose/compose.yaml
+++ b/resources/chaosknoten/zammad/docker_compose/compose.yaml
@@ -1,6 +1,11 @@
 ---
 version: "3.8"
 
+# Taken from: https://github.com/zammad/zammad-docker-compose/blob/master/docker-compose.yml
+# Version: v14.1.1
+# Update from new tag by replacing all content.
+# Configuration should be done in the .env.j2.
+
 x-shared:
   zammad-service: &zammad-service
     environment: &zammad-environment