diff --git a/worldsrv/addmail.go b/worldsrv/addmail.go
index 66b30f3..eb111df 100644
--- a/worldsrv/addmail.go
+++ b/worldsrv/addmail.go
@@ -127,7 +127,7 @@ func AddMailClientUpgrade(snid int32, items []*webapi.ItemInfo) {
 	})
 }
 
-func AddMailLottery(snid int32, items []*model.ItemInfo) {
+func AddMailLottery(plt string, snid int32, items []*model.ItemInfo) {
 	var arr []*model.Item
 	for _, v := range items {
 		arr = append(arr, &model.Item{
@@ -140,11 +140,12 @@ func AddMailLottery(snid int32, items []*model.ItemInfo) {
 	content := i18n.Tr("languages", "Lottery")
 
 	AddMail(&AddMailParam{
-		Tp:      model.MSGTYPE_Lottery,
-		SnId:    snid,
-		Title:   title,
-		Content: content,
-		Items:   arr,
-		ShowId:  model.HallAll,
+		Platform: plt,
+		Tp:       model.MSGTYPE_Lottery,
+		SnId:     snid,
+		Title:    title,
+		Content:  content,
+		Items:    arr,
+		ShowId:   model.HallAll,
 	})
 }
diff --git a/worldsrv/lotterymgr.go b/worldsrv/lotterymgr.go
index fb5da86..892a592 100644
--- a/worldsrv/lotterymgr.go
+++ b/worldsrv/lotterymgr.go
@@ -139,7 +139,7 @@ func (l *LotteryData) sendAward() {
 	if l.IsRobot {
 		return
 	}
-	AddMailLottery(l.SnId, l.Reward)
+	AddMailLottery(l.Platform, l.SnId, l.Reward)
 	// 通知
 	if p := PlayerMgrSington.GetPlayerBySnId(l.SnId); p != nil {