diff --git a/business/model/dao/dao_bill.go b/business/model/dao/dao_bill.go
index 44d026565..46e74684a 100644
--- a/business/model/dao/dao_bill.go
+++ b/business/model/dao/dao_bill.go
@@ -149,7 +149,7 @@ type MixPayDetail struct {
 
 //获取混合支付 余额部分信息
 func GetMixPayDetail(orderID string) (mixPayDetail []*MixPayDetail, err error) {
-	info := make([]*MixPayDetail, len(mixPayDetail))
+	info := make([]*MixPayDetail, len(orderID))
 	sqlParams := []interface{}{}
 	if orderID != "" {
 		sql := "SELECT * FROM mix_pay WHERE order_id = ?"