diff --git a/svc/reward_commission.go b/svc/reward_commission.go
index 3004bad..9e95b20 100644
--- a/svc/reward_commission.go
+++ b/svc/reward_commission.go
@@ -168,6 +168,11 @@ func GetRewardCommission(engine *xorm.Engine, rmd *md.CommissionParam, isShare b
 			"source":     newProvider,
 		}
 		reward, parentUid := ExtendPriceReward(engine, param, cfg)
+		for k, v := range reward {
+			if zhios_order_relate_utils.StrToFloat64(v) < 0 {
+				reward[k] = "0"
+			}
+		}
 		//直推收益处理
 		if parentUid > 0 {
 			ulink = getRewardLink(zhios_order_relate_utils.IntToStr(parentUid), 1, reward, ulink, "extend", cfg)