diff --git a/modules/island/api_refresheroshop.go b/modules/island/api_refresheroshop.go
index b8c63e191..f6f5970bf 100644
--- a/modules/island/api_refresheroshop.go
+++ b/modules/island/api_refresheroshop.go
@@ -33,7 +33,7 @@ func (this *apiComp) RefresHeroShop(session comm.IUserSession, req *pb.IsLandRef
 	}
 	info.Refreshed++
 	pricekey := this.module.ModuleTools.GetGlobalConf().PuggsyBuy
-	if res, err := this.module.ModuleTools.GetPriceGroupCost(pricekey, info.Refreshed); len(res) > 0 {
+	if res, err := this.module.ModuleTools.GetPriceGroupCost(pricekey, info.Refreshed); err == nil {
 		need = append(need, res...)
 	} else {
 		errdata = &pb.ErrorData{