diff --git a/jsowell-pile/src/main/java/com/jsowell/pile/service/orderlogic/DelayMerchantOrderLogic.java b/jsowell-pile/src/main/java/com/jsowell/pile/service/orderlogic/DelayMerchantOrderLogic.java
index 7609afcf6..b7c91065b 100644
--- a/jsowell-pile/src/main/java/com/jsowell/pile/service/orderlogic/DelayMerchantOrderLogic.java
+++ b/jsowell-pile/src/main/java/com/jsowell/pile/service/orderlogic/DelayMerchantOrderLogic.java
@@ -34,7 +34,6 @@ import java.math.BigDecimal;
 import java.util.List;
 import java.util.Map;
 import java.util.Objects;
-import java.util.function.Function;
 import java.util.stream.Collectors;
 
 /**
@@ -321,17 +320,11 @@ public class DelayMerchantOrderLogic extends AbstractOrderLogic {
         BigDecimal orderAmount = orderBasicInfo.getOrderAmount();
         // 查支付记录
         List<OrderPayRecord> payRecordList = orderPayRecordService.getOrderPayRecordList(orderCode);
-
-        Map<String, OrderPayRecord> payRecordMap = payRecordList.stream()
-                .collect(Collectors.toMap(OrderPayRecord::getPayMode, Function.identity(), (k1, k2) -> k1));
-        // 取出本金支付金额
-        BigDecimal principalPay = null;
-
+        // 根据payMode分组
+        Map<String, List<OrderPayRecord>> payRecordMap = payRecordList.stream().collect(Collectors.groupingBy(OrderPayRecord::getPayMode));
         // 获取本金支付的记录
-        OrderPayRecord principalPayRecord = payRecordMap.get(Constants.ONE);
-        if (principalPayRecord != null) {
-            principalPay = principalPayRecord.getPayAmount();
-        }
+        List<OrderPayRecord> orderPayRecordList = payRecordMap.get(OrderPayRecordEnum.PRINCIPAL_BALANCE_PAYMENT.getValue());
+        BigDecimal principalPay = orderPayRecordList.stream().map(OrderPayRecord::getPayAmount).reduce(BigDecimal.ZERO, BigDecimal::add);
 
         // 计算需要退回的金额
         Map<String, BigDecimal> returnAmountMap = calculateReturnAmount(principalPay, null, orderAmount);