diff --git a/frontend/src/api/client.js b/frontend/src/api/client.js
index 4eb6e46..c2db49d 100644
--- a/frontend/src/api/client.js
+++ b/frontend/src/api/client.js
@@ -14,8 +14,10 @@ apiClient.interceptors.response.use((response) => response, (error) => {
         const { status, data } = error.response;
         // 未登录 → 跳转登录页
         if (status === 401) {
-            // 避免在登录页循环跳转
-            if (window.location.pathname !== '/login') {
+            // 登录页本身（普通/内部）的 401 是"密码错误"，留在原地显示提示
+            const path = window.location.pathname;
+            const isLoginPage = path === '/login' || path === '/internal-login';
+            if (!isLoginPage) {
                 window.location.href = '/login';
             }
             return Promise.reject(error);
diff --git a/frontend/src/api/client.ts b/frontend/src/api/client.ts
index ed83ef3..33a7169 100644
--- a/frontend/src/api/client.ts
+++ b/frontend/src/api/client.ts
@@ -19,8 +19,10 @@ apiClient.interceptors.response.use(
 
       // 未登录 → 跳转登录页
       if (status === 401) {
-        // 避免在登录页循环跳转
-        if (window.location.pathname !== '/login') {
+        // 登录页本身（普通/内部）的 401 是"密码错误"，留在原地显示提示
+        const path = window.location.pathname
+        const isLoginPage = path === '/login' || path === '/internal-login'
+        if (!isLoginPage) {
           window.location.href = '/login'
         }
         return Promise.reject(error)