diff --git a/main.py b/main.py
index b484447..f40261f 100644
--- a/main.py
+++ b/main.py
@@ -1772,7 +1772,10 @@ async def fastapi_get_node_coord(network: str, node: str) -> dict[str, float] |
 # node type: junction, reservoir, tank
 # link type: pipe, pump, valve
 @app.get("/getnetworkgeometries/")
-async def fastapi_get_network_geometries(network: str) -> dict[str, Any] | None:
+async def fastapi_get_network_geometries(network: str, token: str) -> dict[str, Any] | None:
+    if token != "567e33c876a2":
+        raise HTTPException(status_code=401, detail="Unauthorized")   
+
     # 获取所有节点坐标# 缓存查询结果提高性能
     global redis_client
     cache_key = f"getnetworkgeometries_{network}"