diff --git a/mailcow/src/mailcow-dockerized/docker-compose.yml b/mailcow/src/mailcow-dockerized/docker-compose.yml
index 72c8a20..40b2617 100644
--- a/mailcow/src/mailcow-dockerized/docker-compose.yml
+++ b/mailcow/src/mailcow-dockerized/docker-compose.yml
@@ -405,9 +405,7 @@
         - /lib/modules:/lib/modules:ro
 
     watchdog-mailcow:
-      image: mailcow/watchdog:1.86
-      # Debug
-      #command: /watchdog.sh
+      build: ./data/Dockerfiles/watchdog
       dns:
         - ${IPV4_NETWORK:-172.22.1}.254
       volumes: