diff --git a/apps/docker/watch-tower.md b/apps/docker/watch-tower.md
index 6f6ddf4..1d4c9d9 100644
--- a/apps/docker/watch-tower.md
+++ b/apps/docker/watch-tower.md
@@ -12,7 +12,6 @@
 ## docker-compose.yml
 ```yml
 ---
-version: "3"
 services:
   watchtower:
     image: containrrr/watchtower