diff --git a/docker-compose.yml b/docker-compose.yml
index 3da65781b..549e3bb47 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,4 +1,5 @@
 version: '2.1'
+project_name: "mailcow-dockerized"
 
 services:
     bind9-mailcow: