diff --git a/watchtower/docker-compose.yml b/watchtower/docker-compose.yml
index c9d468b..3ba1410 100644
--- a/watchtower/docker-compose.yml
+++ b/watchtower/docker-compose.yml
@@ -3,6 +3,8 @@ services:
   watchtower:
     image: containrrr/watchtower:latest
     container_name: watchtower
+    environment:
+      WATCHTOWER_SCHEDULE: '0 * * * *'
     volumes:
       - /var/run/docker.sock:/var/run/docker.sock