diff --git a/docker-compose.example.yml b/docker-compose.example.yml
index bb75926..ee99507 100755
--- a/docker-compose.example.yml
+++ b/docker-compose.example.yml
@@ -75,6 +75,7 @@ services:
       - ./config/nginx/entrypoint.sh:/docker-entrypoint.sh
     environment:
       - SERVER_IP=host.docker.internal
+      - SERVER_PORT=3000
     entrypoint: ["/docker-entrypoint.sh"]
     extra_hosts:
       - "host.docker.internal:host-gateway"