diff --git a/application/admin/controller/Login.php b/application/admin/controller/Login.php
index 9b411eaa7..386061232 100644
--- a/application/admin/controller/Login.php
+++ b/application/admin/controller/Login.php
@@ -18,7 +18,7 @@ class Login extends BasicAdmin {
      * 控制器基础方法
      */
     public function _initialize() {
-        if ($this->isLogin() && $this->request->action() !== 'out') {
+        if ($this->_isLogin() && $this->request->action() !== 'out') {
             $this->redirect('@admin');
         }
     }
diff --git a/extend/controller/BasicAdmin.php b/extend/controller/BasicAdmin.php
index 294017c24..c26f93fe1 100644
--- a/extend/controller/BasicAdmin.php
+++ b/extend/controller/BasicAdmin.php
@@ -46,7 +46,7 @@ class BasicAdmin extends Controller {
     public function _initialize() {
         # 用户登录状态检查
         if ($this->checkLogin || $this->checkAuth) {
-            if (!$this->isLogin()) {
+            if (!$this->_isLogin()) {
                 $this->redirect('@admin/login');
             }
         }
@@ -68,7 +68,7 @@ class BasicAdmin extends Controller {
      * 判断用户是否登录
      * @return bool
      */
-    public function isLogin() {
+    protected function _isLogin() {
         $user = session('user');
         if (empty($user) || empty($user['id'])) {
             return false;