diff --git a/docker-compose.yml b/docker-compose.yml
index 98a3b3c..680c071 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -6,6 +6,7 @@ services:
       - /var/run/docker.sock:/var/run/docker.sock
     command: --interval 30
     environment:
+      - COMPOSE_PROJECT_NAME=watchtower
       - WATCHTOWER_NOTIFICATION_SLACK_CHANNEL=#alerts
       - WATCHTOWER_NOTIFICATION_SLACK_HOOK_URL=https://hooks.slack.com/services/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
       - WATCHTOWER_NOTIFICATION_SLACK_IDENTIFIER=watchtower-zway