diff --git a/frontend/src/api/frontApis.ts b/frontend/src/api/frontApis.ts
index ad60428..a0e3883 100644
--- a/frontend/src/api/frontApis.ts
+++ b/frontend/src/api/frontApis.ts
@@ -19,8 +19,7 @@ import type {
   RuntimeAuthInfoResponse,
 } from "../types";
 
-const API_BASE_URL =
-  import.meta.env.VITE_FRONT_API_BASE_URL?.trim() || "http://127.0.0.1:8500";
+const API_BASE_URL = import.meta.env.VITE_FRONT_API_BASE_URL?.trim() || "/";
 
 export function joinApiUrl(baseUrl: string, path: string): string {
   const normalizedPath = path.startsWith("/") ? path : `/${path}`;