diff --git a/compose.yml b/compose.yml
index 92eefd9..1cc2259 100644
--- a/compose.yml
+++ b/compose.yml
@@ -25,6 +25,8 @@ services:
   wordpress:
     image: wordpress:latest
     container_name: lachaussettedebraspartsfr_wordpress
+    networks:
+      - mailserver
     depends_on:
       - mariadb
     extra_hosts:
@@ -38,3 +40,6 @@ services:
       - ./volumes/wordpress:/var/www/html
       - ./conf/php/uploads.ini:/usr/local/etc/php/conf.d/uploads.ini
     restart: unless-stopped
+networks:
+  mailserver:
+    external: true