diff --git a/server/mailserver/controller/mail.go b/server/mailserver/controller/mail.go
index 17fdc3c0..d60c1548 100644
--- a/server/mailserver/controller/mail.go
+++ b/server/mailserver/controller/mail.go
@@ -54,6 +54,17 @@ func mail_getAttachment(c *gin.Context) {
 		ErrMsg string `json:"errmsg"`
 	}
 	mailIdsStr := q5.StrSplit(c.DefaultQuery("mail_ids", ""), ",")
+	info := struct {
+		MailList []struct {
+			MailId string `json:"mailid"`
+			Attachments []struct {
+				ItemId int32 `json:"itemid"`
+				ItemNum int32 `json:"itemnum"`
+			} `json:"attachments"`
+		} `json:"mail_list"`
+	} {
+
+	}
 	mailIds := []int64{}
 	mails := []*common.MailDto{}
 	for i := 0; i < len(mailIdsStr); i++ {
@@ -70,6 +81,7 @@ func mail_getAttachment(c *gin.Context) {
 	params["a"] = "getAttachment"
 	params["account_id"] = hum.GetAccountId()
 	params["session_id"] = hum.GetSessionId()
+	params["info"] = q5.EncodeJson(&info)
 	hum.UnLock()
 	f5.GetHttpCliMgr().SyncSendGoStyleRequest(
 		apiUrl,