diff --git a/pmapi/src/main/java/com/ningdatech/pmapi/projectdeclared/manage/PurchaseManage.java b/pmapi/src/main/java/com/ningdatech/pmapi/projectdeclared/manage/PurchaseManage.java
index 7f71b70..751a23d 100644
--- a/pmapi/src/main/java/com/ningdatech/pmapi/projectdeclared/manage/PurchaseManage.java
+++ b/pmapi/src/main/java/com/ningdatech/pmapi/projectdeclared/manage/PurchaseManage.java
@@ -209,7 +209,7 @@ public class PurchaseManage {
             // 获取总的成交时间及金额
             LocalDateTime lastTransactionTime = null;
             BigDecimal transactionAmountTotal = BigDecimal.ZERO;
-            for (Purchase purchase : purchases) {
+            for (Purchase purchase : purchaseEntities) {
                 if (lastTransactionTime == null) {
                     lastTransactionTime = purchase.getTransactionTime();
                 } else if (purchase.getTransactionTime().isAfter(lastTransactionTime)) {