diff --git a/blade-service/blade-desk/src/main/java/org/springblade/desk/produce/service/impl/WorkOrderRunServiceImpl.java b/blade-service/blade-desk/src/main/java/org/springblade/desk/produce/service/impl/WorkOrderRunServiceImpl.java
index 65442237b..eabc15116 100644
--- a/blade-service/blade-desk/src/main/java/org/springblade/desk/produce/service/impl/WorkOrderRunServiceImpl.java
+++ b/blade-service/blade-desk/src/main/java/org/springblade/desk/produce/service/impl/WorkOrderRunServiceImpl.java
@@ -768,7 +768,7 @@ public class WorkOrderRunServiceImpl extends BaseServiceImpl<WorkOrderRunMapper,
 
         // 查找外协订单的第一道工序
         WorkPlan deliverablePlan = workPlans.stream()
-                .max(Comparator.comparing(WorkPlan::getOrders))
+                .min(Comparator.comparing(WorkPlan::getOrders))
                 .orElse(null);
         if (deliverablePlan == null) {
             return R.fail("未找到外协第一道工序！");
@@ -781,7 +781,7 @@ public class WorkOrderRunServiceImpl extends BaseServiceImpl<WorkOrderRunMapper,
         workPlans.forEach(workPlan -> {
             workPlan.setOcId(ocId);
         });
-        List<BatchResult> batchResults = workPlanMapper.insertOrUpdate(workPlans);
+        List<BatchResult> batchResults = workPlanMapper.updateById(workPlans);
         // todo:qyl 2.在MES更改后同步给ERP
 
         return null;