diff --git a/docker-compose.yml b/docker-compose.yml
index 65ea15d..88c799c 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -12,7 +12,7 @@ services:
         - NEXT_PUBLIC_API_URL=${NEXT_PUBLIC_API_URL}
         - NEXT_PUBLIC_CLIENT_ID=${NEXT_PUBLIC_CLIENT_ID}
         - NEXT_PUBLIC_CLIENT_SECRET=${NEXT_PUBLIC_CLIENT_SECRET}
-        - PORT
+        - PORT=${PORT}
     restart: unless-stopped
     container_name: nobat724-frontend
     ports: