diff --git a/myhttp/httpc/const.go b/myhttp/httpc/const.go
index 493141b..a7dadbe 100644
--- a/myhttp/httpc/const.go
+++ b/myhttp/httpc/const.go
@@ -14,6 +14,7 @@ const (
 	HeaderOrigin         = "Origin"
 	HeaderReferer        = "Referer"
 	HeaderAcceptLanguage = "Accept-Language"
+	HeaderAcceptEncoding = "Accept-Encoding"
 
 	ContentTypeJSON = "application/json; charset=utf-8"
 )