diff --git a/chatdesk-ui/lib/ipconfig.ts b/chatdesk-ui/lib/ipconfig.ts
index 094bfc7..d9f6350 100644
--- a/chatdesk-ui/lib/ipconfig.ts
+++ b/chatdesk-ui/lib/ipconfig.ts
@@ -10,12 +10,12 @@
 let _env: Record<string, string> | null = null
 
 export function getRuntimeEnv(key: string): string | undefined {
-  if (_env) return _env[key]
-
+  // 强制每次从 window.RUNTIME_ENV 获取，而不依赖缓存
   if (typeof window !== "undefined" && typeof window.RUNTIME_ENV !== "undefined") {
-    _env = window.RUNTIME_ENV
+    _env = window.RUNTIME_ENV  // 更新 _env，确保使用最新的环境变量
     return _env[key]
   }
 
+  // 如果没有 window.RUNTIME_ENV，回退到 process.env
   return process.env[key]
-}
\ No newline at end of file
+}