diff --git a/api/docker-compose.yml b/api/docker-compose.yml
index ad65777..9471a84 100644
--- a/api/docker-compose.yml
+++ b/api/docker-compose.yml
@@ -5,8 +5,8 @@ services:
   postgres:
     image: postgres:17-alpine
     container_name: life-echo-postgres
-    # ports:
-    #   - "5432:5432"  # 不暴露到宿主机，仅在 Docker 网络内部访问
+    ports:
+      - "127.0.0.1:5432:5432"  # 仅绑定 localhost，通过 SSH 隧道访问
     environment:
       POSTGRES_USER: ${POSTGRES_USER:-postgres}
       POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-postgres}