diff --git a/server/adminserver/api/v1/system/mail.go b/server/adminserver/api/v1/system/mail.go
index c9bd3add..7b2c87e6 100644
--- a/server/adminserver/api/v1/system/mail.go
+++ b/server/adminserver/api/v1/system/mail.go
@@ -318,7 +318,6 @@ func (this *MailApi) DelMail(c *gin.Context) {
 }
 
 func (this *MailApi) CheckAttachment(list []common.Attachment, c *gin.Context) bool {
-	return true
 	if data, err := json.Marshal(list); err != nil || len(data) > 0xFF {
 		c.JSON(http.StatusOK, gin.H{
 			"code":    2,