diff --git a/extend/fast/Http.php b/extend/fast/Http.php
index c4f25cd5..81f2b175 100644
--- a/extend/fast/Http.php
+++ b/extend/fast/Http.php
@@ -3,7 +3,7 @@
 namespace fast;
 
 /**
- * 字符串类
+ * Http 请求类
  */
 class Http
 {