diff --git a/compose.yml b/compose.yml
index d556a0c..9da6d0b 100644
--- a/compose.yml
+++ b/compose.yml
@@ -1,13 +1,11 @@
----
 version: "3.8"
-
 services:
   app:
     image: "boky/postfix:v3.0.0"
     networks:
       - proxy
     healthcheck:
-      test: [ "CMD", "sh", "-c", "netstat -an | fgrep 587 | fgrep -q LISTEN" ]
+      test: ["CMD", "sh", "-c", "netstat -an | fgrep 587 | fgrep -q LISTEN"]
       interval: 10s
       timeout: 5s
       start_period: 10s
@@ -35,6 +33,7 @@ services:
         #- "traefik.tcp.routers.${STACK_NAME}.tls=true"
         #- "traefik.tcp.routers.${STACK_NAME}.service=mailu_smtp"
 
+        - coop-cloud.${STACK_NAME}.app.version=v3.0.0-282de498
 networks:
   proxy:
     external: true