diff --git a/header.go b/header.go
index 1339234..cd7db8f 100644
--- a/header.go
+++ b/header.go
@@ -27,6 +27,8 @@ const (
 
 const (
 	HeaderKeyContentType    HttpHeader = "Content-Type"    // 请求头中Content-Type的key
+	HeaderKeyCacheControl   HttpHeader = "Cache-Control"   // 禁用缓存
+	HeaderKeyConnection     HttpHeader = "Connection"      // 连接信息
 	HeaderKeyReferer        HttpHeader = "Referer"         // 请求头中Referer的key
 	HeaderKeyUserAgent      HttpHeader = "User-Agent"      // 请求头中User-Agent的key
 	HeaderKeyAccept         HttpHeader = "Accept"          // accept