diff --git a/src/Wechat.php b/src/Wechat.php
index 4808041..feaa9b8 100644
--- a/src/Wechat.php
+++ b/src/Wechat.php
@@ -219,7 +219,10 @@ public function coreComponents()
         return [
             'accessToken' => ['class' => 'xutl\wechat\AccessToken'],
             'oauth' => ['class' => 'xutl\wechat\oauth\OAuth'],
-            'openOAuth' => ['class' => 'xutl\wechat\oauth\OAuth'],
+            'openOAuth' => [
+                'class' => 'xutl\wechat\oauth\OAuth',
+                'defaultName' => 'wechat_open'
+            ],
             'miniProgram' => ['class' => 'xutl\wechat\oauth\MiniOAuth'],
             'js' => ['class' => 'xutl\wechat\js\Js'],
             'notice' => ['class' => 'xutl\wechat\notice\Notice'],
diff --git a/src/oauth/OAuth.php b/src/oauth/OAuth.php
index 15f6b2d..079b298 100644
--- a/src/oauth/OAuth.php
+++ b/src/oauth/OAuth.php
@@ -45,6 +45,8 @@ class OAuth extends WeChat
      */
     public $useOpenId = true;
 
+    public $defaultName = 'wechat';
+
     /**
      * @inheritdoc
      */
@@ -78,7 +80,7 @@ protected function defaultNormalizeUserAttributeMap()
      */
     protected function defaultName()
     {
-        return 'wechat';
+        return $this->defaultName;
     }
 
     /**