diff --git a/src/AccessToken.php b/src/AccessToken.php
index c561611..12d5992 100644
--- a/src/AccessToken.php
+++ b/src/AccessToken.php
@@ -9,17 +9,6 @@
  * with this source code in the file LICENSE.
  */
 
-/**
- * AccessToken.php.
- *
- * This file is part of the socialite.
- *
- * (c) overtrue <i@overtrue.me>
- *
- * This source file is subject to the MIT license that is bundled
- * with this source code in the file LICENSE.
- */
-
 namespace Overtrue\Socialite;
 
 use ArrayAccess;
diff --git a/src/AccessTokenInterface.php b/src/AccessTokenInterface.php
index ad610b1..f6f54bc 100644
--- a/src/AccessTokenInterface.php
+++ b/src/AccessTokenInterface.php
@@ -9,17 +9,6 @@
  * with this source code in the file LICENSE.
  */
 
-/**
- * AccessTokenInterface.php.
- *
- * This file is part of the socialite.
- *
- * (c) overtrue <i@overtrue.me>
- *
- * This source file is subject to the MIT license that is bundled
- * with this source code in the file LICENSE.
- */
-
 namespace Overtrue\Socialite;
 
 /**
diff --git a/src/AttributeTrait.php b/src/AttributeTrait.php
index 48a65bf..ea94319 100644
--- a/src/AttributeTrait.php
+++ b/src/AttributeTrait.php
@@ -9,17 +9,6 @@
  * with this source code in the file LICENSE.
  */
 
-/**
- * AttributeTrait.php.
- *
- * This file is part of the socialite.
- *
- * (c) overtrue <i@overtrue.me>
- *
- * This source file is subject to the MIT license that is bundled
- * with this source code in the file LICENSE.
- */
-
 namespace Overtrue\Socialite;
 
 /**
diff --git a/src/Config.php b/src/Config.php
index 2819a7a..3b390ea 100644
--- a/src/Config.php
+++ b/src/Config.php
@@ -9,17 +9,6 @@
  * with this source code in the file LICENSE.
  */
 
-/**
- * Config.php.
- *
- * This file is part of the socialite.
- *
- * (c) overtrue <i@overtrue.me>
- *
- * This source file is subject to the MIT license that is bundled
- * with this source code in the file LICENSE.
- */
-
 namespace Overtrue\Socialite;
 
 use ArrayAccess;
diff --git a/src/FactoryInterface.php b/src/FactoryInterface.php
index 44e08a2..7b2b94e 100644
--- a/src/FactoryInterface.php
+++ b/src/FactoryInterface.php
@@ -11,6 +11,9 @@
 
 namespace Overtrue\Socialite;
 
+/**
+ * Interface FactoryInterface.
+ */
 interface FactoryInterface
 {
     /**
diff --git a/src/Providers/DoubanProvider.php b/src/Providers/DoubanProvider.php
index 059960c..8cc9512 100644
--- a/src/Providers/DoubanProvider.php
+++ b/src/Providers/DoubanProvider.php
@@ -9,17 +9,6 @@
  * with this source code in the file LICENSE.
  */
 
-/**
- * DoubanProvider.php.
- *
- * This file is part of the socialite.
- *
- * (c) overtrue <i@overtrue.me>
- *
- * This source file is subject to the MIT license that is bundled
- * with this source code in the file LICENSE.
- */
-
 namespace Overtrue\Socialite\Providers;
 
 use Overtrue\Socialite\AccessTokenInterface;