diff --git a/docker-compose.yml b/docker-compose.yml
index 1ed2945..13a1ae1 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -26,10 +26,10 @@ services:
       - reproxy.enabled=true
       - reproxy.server=mail.crabs-games.art
       - reproxy.route=/(.*)
-      - reproxy.tcp.25=:25,proto=haproxy
-      - reproxy.tcp.465=:465,proto=haproxy
-      - reproxy.tcp.587=:587,proto=haproxy
-      - reproxy.tcp.993=:993,proto=haproxy
+      - reproxy.tcp.25=mailserver:25,proto=haproxy
+      - reproxy.tcp.465=mailserver:465,proto=haproxy
+      - reproxy.tcp.587=mailserver:587,proto=haproxy
+      - reproxy.tcp.993=mailserver:993,proto=haproxy
 
 networks:
   crabs-network: