diff --git a/docker-compose.yml b/docker-compose.yml
index 8c0c3bf..db9d913 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -29,7 +29,7 @@ services:
     cap_drop:
       - ALL
   acme:
-    image: neilpang/acme.sh
+    image: neilpang/acme.sh:latest
     container_name: acme
     command: daemon
     volumes:
@@ -39,4 +39,4 @@ services:
     restart: unless-stopped
 
 volumes:
-  redis:
\ No newline at end of file
+  redis: