diff --git a/server/mailserver/mail/mail.go b/server/mailserver/mail/mail.go
index b7977aff..df88b929 100644
--- a/server/mailserver/mail/mail.go
+++ b/server/mailserver/mail/mail.go
@@ -14,12 +14,14 @@ type attachment struct {
 
 type mail struct {
 	mailId int64
+	mailType int32
 	subject string
 	content string
 	sendTime int32
 	expireTime int32
 	attachments []*attachment
 	userGroups map[int64]*userGroup
+	reciver string
 }
 
 func (this *mail) init() {