diff --git a/watchtower/docker-compose.yml b/watchtower/docker-compose.yml
index 2853918..8c2fba1 100644
--- a/watchtower/docker-compose.yml
+++ b/watchtower/docker-compose.yml
@@ -5,6 +5,10 @@ services:
         image: 'containrrr/watchtower'
         restart: 'always'
 
+        environment:
+            - 'WATCHTOWER_LABEL_ENABLE=true'
+        labels:
+            - 'com.centurylinklabs.watchtower.enable=true'
         volumes:
             - '/var/run/docker.sock:/var/run/docker.sock'
             - '/etc/timezone:/etc/timezone:ro'
diff --git a/watchtower/watchtower.env.example b/watchtower/watchtower.env.example
deleted file mode 100644
index 2bac54b..0000000
--- a/watchtower/watchtower.env.example
+++ /dev/null
@@ -1 +0,0 @@
-WATCHTOWER_LABEL_ENABLE=true