diff --git a/README.md b/README.md
index 7cad38c..c8f6498 100644
--- a/README.md
+++ b/README.md
@@ -45,6 +45,8 @@ private array $config = [
   'appSecret' => '99c4cef262f34ca882975a7064de0b87',
   // 版本号
   'version' => '2',
+  // 时间戳
+  'timestamp' => time(),
   // 字符集
   'charset' => 'utf-8',
   // 是否验证证书
@@ -99,4 +101,4 @@ JsTan is made available under the MIT License (MIT). Please see [License File]()
 
 ## 交流
 
-点击链接加入群聊[【聚水潭phpsdk使用交流Q】](http://qm.qq.com/cgi-bin/qm/qr?_wv=1027&k=kz7Ytn8pSTbFeYzF3pVgrof2_PbsTNzk&authKey=XhdLyWKahlJlDOMVin3toWxkpwF6R6OEN5Ijw2epahb7kQ9a5LuIpXOdjAIBxijI&noverify=0&group_code=689699469)
\ No newline at end of file
+点击链接加入群聊[【聚水潭phpsdk使用交流Q】](http://qm.qq.com/cgi-bin/qm/qr?_wv=1027&k=kz7Ytn8pSTbFeYzF3pVgrof2_PbsTNzk&authKey=XhdLyWKahlJlDOMVin3toWxkpwF6R6OEN5Ijw2epahb7kQ9a5LuIpXOdjAIBxijI&noverify=0&group_code=689699469)