diff --git a/app/admin/controller/User.php b/app/admin/controller/User.php
index c4e8b69f1..f7f379a49 100644
--- a/app/admin/controller/User.php
+++ b/app/admin/controller/User.php
@@ -17,6 +17,7 @@
 namespace app\admin\controller;
 
 use think\admin\Controller;
+use think\admin\service\AdminService;
 
 /**
  * 系统用户管理
@@ -44,7 +45,7 @@ class User extends Controller
     protected function initialize()
     {
         // 超级用户名称
-        $this->superName = $this->app->config->get('app.super_user', 'admin');
+        $this->superName = AdminService::instance()->getSuperName();
     }
 
     /**
diff --git a/vendor/composer/InstalledVersions.php b/vendor/composer/InstalledVersions.php
index 8114b0071..c7cc8db00 100644
--- a/vendor/composer/InstalledVersions.php
+++ b/vendor/composer/InstalledVersions.php
@@ -32,7 +32,7 @@ private static $installed = array (
     'aliases' => 
     array (
     ),
-    'reference' => '3cc374d1349454a0a8410869d7a9452461017e24',
+    'reference' => 'd53fed33e1f513f043cccc0fbb69b48c0d9fbe41',
     'name' => 'zoujingli/thinkadmin',
   ),
   'versions' => 
@@ -171,7 +171,7 @@ private static $installed = array (
       array (
         0 => '9999999-dev',
       ),
-      'reference' => 'cdf95212d42ba02af227e02395259dc4bee9e610',
+      'reference' => 'dab37cf567def670988c452943022ff1b8bb4176',
     ),
     'zoujingli/thinkadmin' => 
     array (
@@ -180,7 +180,7 @@ private static $installed = array (
       'aliases' => 
       array (
       ),
-      'reference' => '3cc374d1349454a0a8410869d7a9452461017e24',
+      'reference' => 'd53fed33e1f513f043cccc0fbb69b48c0d9fbe41',
     ),
     'zoujingli/wechat-developer' => 
     array (
diff --git a/vendor/composer/installed.json b/vendor/composer/installed.json
index cbacb7bc2..7be5818e4 100644
--- a/vendor/composer/installed.json
+++ b/vendor/composer/installed.json
@@ -849,12 +849,12 @@
             "source": {
                 "type": "git",
                 "url": "https://github.com/zoujingli/ThinkLibrary.git",
-                "reference": "cdf95212d42ba02af227e02395259dc4bee9e610"
+                "reference": "dab37cf567def670988c452943022ff1b8bb4176"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/zoujingli/ThinkLibrary/zipball/cdf95212d42ba02af227e02395259dc4bee9e610",
-                "reference": "cdf95212d42ba02af227e02395259dc4bee9e610",
+                "url": "https://api.github.com/repos/zoujingli/ThinkLibrary/zipball/dab37cf567def670988c452943022ff1b8bb4176",
+                "reference": "dab37cf567def670988c452943022ff1b8bb4176",
                 "shasum": "",
                 "mirrors": [
                     {
@@ -871,7 +871,7 @@
                 "ext-mbstring": "*",
                 "topthink/framework": "^6.0"
             },
-            "time": "2021-05-27T01:59:28+00:00",
+            "time": "2021-05-27T02:17:00+00:00",
             "default-branch": true,
             "type": "library",
             "extra": {
diff --git a/vendor/composer/installed.php b/vendor/composer/installed.php
index 05a4f0f9f..670738fa1 100644
--- a/vendor/composer/installed.php
+++ b/vendor/composer/installed.php
@@ -6,7 +6,7 @@
     'aliases' => 
     array (
     ),
-    'reference' => '3cc374d1349454a0a8410869d7a9452461017e24',
+    'reference' => 'd53fed33e1f513f043cccc0fbb69b48c0d9fbe41',
     'name' => 'zoujingli/thinkadmin',
   ),
   'versions' => 
@@ -145,7 +145,7 @@
       array (
         0 => '9999999-dev',
       ),
-      'reference' => 'cdf95212d42ba02af227e02395259dc4bee9e610',
+      'reference' => 'dab37cf567def670988c452943022ff1b8bb4176',
     ),
     'zoujingli/thinkadmin' => 
     array (
@@ -154,7 +154,7 @@
       'aliases' => 
       array (
       ),
-      'reference' => '3cc374d1349454a0a8410869d7a9452461017e24',
+      'reference' => 'd53fed33e1f513f043cccc0fbb69b48c0d9fbe41',
     ),
     'zoujingli/wechat-developer' => 
     array (
diff --git a/vendor/services.php b/vendor/services.php
index 88f0ae8cb..0fdc68671 100644
--- a/vendor/services.php
+++ b/vendor/services.php
@@ -1,5 +1,5 @@
 <?php 
-// This file is automatically generated at:2021-05-27 10:10:34
+// This file is automatically generated at:2021-05-27 10:19:04
 declare (strict_types = 1);
 return array (
   0 => 'think\\admin\\Library',
diff --git a/vendor/zoujingli/think-library/src/service/AdminService.php b/vendor/zoujingli/think-library/src/service/AdminService.php
index 227f14e57..df3826a7e 100644
--- a/vendor/zoujingli/think-library/src/service/AdminService.php
+++ b/vendor/zoujingli/think-library/src/service/AdminService.php
@@ -47,7 +47,16 @@ class AdminService extends Service
      */
     public function isSuper(): bool
     {
-        return $this->getUserName() === $this->app->config->get('app.super_user', 'admin');
+        return $this->getUserName() === $this->getSuperName();
+    }
+
+    /**
+     * 获取超级用户账号
+     * @return string
+     */
+    public function getSuperName(): string
+    {
+        return $this->app->config->get('app.super_user', 'admin');
     }
 
     /**