diff --git a/anrui-fin/anrui-fin-biz/src/main/java/com/yxt/anrui/fin/biz/finbillapplication/FinBillApplicationService.java b/anrui-fin/anrui-fin-biz/src/main/java/com/yxt/anrui/fin/biz/finbillapplication/FinBillApplicationService.java
index 6e086522e8..8a1f2f48f4 100644
--- a/anrui-fin/anrui-fin-biz/src/main/java/com/yxt/anrui/fin/biz/finbillapplication/FinBillApplicationService.java
+++ b/anrui-fin/anrui-fin-biz/src/main/java/com/yxt/anrui/fin/biz/finbillapplication/FinBillApplicationService.java
@@ -234,7 +234,7 @@ public class FinBillApplicationService extends MybatisBaseService<FinBillApplica
             finBillApplication.setNodeState("待提交");
             String billNo = getApplyCode(dto.getUseOrgSid());
             finBillApplication.setBillNo(billNo);
-            finBillApplication.setNum(finBillTrailers.size());
+            finBillApplication.setNum(finBillVehicles.size());
             save(finBillApplication);
             //主车开票信息
             for (FinBillVehicleDto finBillVehicleDto : finBillVehicles) {