diff --git a/WeChat/Contracts/Request.php b/WeChat/Contracts/Request.php
index 3af17fc..7149d87 100644
--- a/WeChat/Contracts/Request.php
+++ b/WeChat/Contracts/Request.php
@@ -14,9 +14,9 @@
 
 namespace WeChat\Contracts;
 
-use Wechat\Exceptions\InvalidArgumentException;
-use Wechat\Exceptions\InvalidDecryptException;
-use Wechat\Exceptions\InvalidResponseException;
+use WeChat\Exceptions\InvalidArgumentException;
+use WeChat\Exceptions\InvalidDecryptException;
+use WeChat\Exceptions\InvalidResponseException;
 
 /**
  * 微信通知处理基本类
diff --git a/WeChat/Contracts/Tools.php b/WeChat/Contracts/Tools.php
index c48b86e..7a5b047 100644
--- a/WeChat/Contracts/Tools.php
+++ b/WeChat/Contracts/Tools.php
@@ -14,14 +14,14 @@
 
 namespace WeChat\Contracts;
 
-use Wechat\Exceptions\InvalidArgumentException;
-use Wechat\Exceptions\InvalidResponseException;
-use Wechat\Exceptions\LocalCacheException;
+use WeChat\Exceptions\InvalidArgumentException;
+use WeChat\Exceptions\InvalidResponseException;
+use WeChat\Exceptions\LocalCacheException;
 
 /**
  * 网络请求支持
- * Class Request
- * @package Wechat
+ * Class Tools
+ * @package WeChat\Contracts
  */
 class Tools
 {
diff --git a/WeChat/Contracts/WeChat.php b/WeChat/Contracts/WeChat.php
index 3d8222a..38c13b5 100644
--- a/WeChat/Contracts/WeChat.php
+++ b/WeChat/Contracts/WeChat.php
@@ -66,8 +66,8 @@ class WeChat
     /**
      * 获取访问accessToken
      * @return string
-     * @throws \Wechat\Exceptions\InvalidResponseException
-     * @throws \Wechat\Exceptions\LocalCacheException
+     * @throws \WeChat\Exceptions\InvalidResponseException
+     * @throws \WeChat\Exceptions\LocalCacheException
      */
     public function getAccesstoken()
     {
@@ -143,8 +143,8 @@ class WeChat
      * @param string $method 当前接口方法
      * @param array $arguments 请求参数
      * @return mixed
-     * @throws \Wechat\Exceptions\InvalidResponseException
-     * @throws \Wechat\Exceptions\LocalCacheException
+     * @throws \WeChat\Exceptions\InvalidResponseException
+     * @throws \WeChat\Exceptions\LocalCacheException
      */
     protected function registerApi(&$url, $method, $arguments = [])
     {
@@ -162,7 +162,7 @@ class WeChat
      * @param bool $isBuildJson
      * @return array
      * @throws InvalidResponseException
-     * @throws \Wechat\Exceptions\LocalCacheException
+     * @throws \WeChat\Exceptions\LocalCacheException
      */
     public function callPostApi($url, array $data, $isBuildJson = true)
     {
@@ -175,7 +175,7 @@ class WeChat
      * @param string $url 接口URL
      * @return array
      * @throws InvalidResponseException
-     * @throws \Wechat\Exceptions\LocalCacheException
+     * @throws \WeChat\Exceptions\LocalCacheException
      */
     public function callGetApi($url)
     {
diff --git a/WeChat/User.php b/WeChat/User.php
index 759fa85..3c5805e 100644
--- a/WeChat/User.php
+++ b/WeChat/User.php
@@ -30,7 +30,7 @@ class User extends WeChat
      * @param string $remark
      * @return array
      * @throws Exceptions\InvalidResponseException
-     * @throws \Wechat\Exceptions\LocalCacheException
+     * @throws \WeChat\Exceptions\LocalCacheException
      */
     public function updateMark($openid, $remark)
     {