diff --git a/src/HttpServer/logic/function.go b/src/HttpServer/logic/function.go
index ff7ad09..7726265 100644
--- a/src/HttpServer/logic/function.go
+++ b/src/HttpServer/logic/function.go
@@ -178,7 +178,7 @@ func (u *UserData) DoFlopCardd(resp *DoFlopResp) {
 	resp.Data.Coin.IcomeRate = strconv.FormatInt(u.Goldrate, 10)
 	resp.Data.Coin.UpdateTime = int(time.Now().Unix())
 
-	resp.Data.Reward.RewardId = u.FlopCardCnt
+	resp.Data.Reward.RewardId = u.FlopCardCnt - 1
 	resp.Data.Reward.Coin = strconv.FormatInt(addgold, 10)
 	resp.Data.LeftTimes = u.FlopCardLefCnt
 
--
libgit2 0.21.0