diff --git a/docker_example/docker-compose.yml b/docker_example/docker-compose.yml
index 4dda51442..ea9951bff 100644
--- a/docker_example/docker-compose.yml
+++ b/docker_example/docker-compose.yml
@@ -20,8 +20,8 @@ services:
       POSTGRES_USER: langflow
       POSTGRES_PASSWORD: langflow
       POSTGRES_DB: langflow
-    ports:
-      - "5432:5432"
+    expose:
+      - 5432
     volumes:
       - langflow-postgres:/var/lib/postgresql/data