diff --git a/server/mailserver/mail/mailmgr.go b/server/mailserver/mail/mailmgr.go
index 613a091b..7c5fa725 100644
--- a/server/mailserver/mail/mailmgr.go
+++ b/server/mailserver/mail/mailmgr.go
@@ -155,7 +155,7 @@ func (this *mailMgr) CaGetUnreadMailCnt(c *gin.Context) {
 	this.traversePlayerMail(
 		hum,
 		func (m *mail) bool {
-			if m.IsValid(hum) {
+			if m.IsValid(hum) && hum.IsUnread(m) {
 				rspObj.UnreadMailCnt++
 				return false
 			}