diff --git a/worldsrv/lotterymgr.go b/worldsrv/lotterymgr.go
index a0ff340..3b1609c 100644
--- a/worldsrv/lotterymgr.go
+++ b/worldsrv/lotterymgr.go
@@ -255,7 +255,7 @@ func (l *LotteryData) Done() {
 			continue
 		}
 		t, _ := time.Parse(time.DateTime, v.GetTime())
-		if common.TsInSameDay(t.Unix(), l.StartTs) && v.GetNum() == int64(l.Num+1) {
+		if common.TsInSameDay(t.Unix(), l.StartTs) && int(v.GetNum()) == LotteryMgrInst.GetIndex(l.Platform, l.CId) {
 			// 必中
 			isMust = true
 			tp = 1