diff --git a/docker-compose-hb1-mariadb.yaml b/docker-compose-hb1-mariadb.yaml
index 094a761..fb8dc40 100644
--- a/docker-compose-hb1-mariadb.yaml
+++ b/docker-compose-hb1-mariadb.yaml
@@ -1,5 +1,6 @@
 # https://www.howtoforge.de/anleitung/wie-man-den-nginx-proxy-manager-mit-docker-installiert-und-verwendet/
-#version: "3.8"
+# version: "3.8"
+# just to let you know: THIS DOES NOT WORK (anymore)!
 services:
   npm-app:
     image: 'jc21/nginx-proxy-manager:latest'