diff --git a/docs/maintain.rst b/docs/maintain.rst
index a2041a86..fd01a5bf 100644
--- a/docs/maintain.rst
+++ b/docs/maintain.rst
@@ -46,8 +46,8 @@ In the case of *certbot* you could write a script to be executed as `deploy hook
   #!/bin/sh
   cp /etc/letsencrypt/live/domain.com/privkey.pem /mailu/certs/key.pem || exit 1
   cp /etc/letsencrypt/live/domain.com/fullchain.pem /mailu/certs/cert.pem || exit 1
-  docker exec mailu_front_1 nginx -s reload
-  docker exec mailu_front_1 doveadm reload
+  docker exec mailu-front-1 nginx -s reload
+  docker exec mailu-front-1 doveadm reload
 
 And the certbot command you will use in crontab would look something like: