diff --git a/hb_server/apps/wpm/serializers.py b/hb_server/apps/wpm/serializers.py
index cf7ca24..9636c0f 100644
--- a/hb_server/apps/wpm/serializers.py
+++ b/hb_server/apps/wpm/serializers.py
@@ -574,4 +574,7 @@ class WproductMtestSerializer(serializers.ModelSerializer):
 
 class WproductToOrderSerializer(serializers.Serializer):
     wproducts = serializers.PrimaryKeyRelatedField(queryset=WProduct.objects.all(), many=True)
-    order = serializers.PrimaryKeyRelatedField(queryset=Order.objects.all())
\ No newline at end of file
+    order = serializers.PrimaryKeyRelatedField(queryset=Order.objects.all())
+
+class WproductNeedToOrderSerializer(serializers.Serializer):
+    wproducts = serializers.PrimaryKeyRelatedField(queryset=WProduct.objects.all(), many=True)
\ No newline at end of file
diff --git a/hb_server/apps/wpm/views.py b/hb_server/apps/wpm/views.py
index 923dd09..630baba 100644
--- a/hb_server/apps/wpm/views.py
+++ b/hb_server/apps/wpm/views.py
@@ -26,7 +26,7 @@ from apps.wpm.serializers import CuttingListSerializer, OperationEquipListSerial
     OperationListSerializer, OperationWproductUpdateSerializer, PickHalfsSerializer, \
     PickSerializer, OperationInitSerializer, OperationSubmitSerializer, ScrapSerializer, WMaterialListSerializer, \
     WProductCardSerializer, WProductDetailSerializer, WProductListSerializer, \
-    WpmTestFormInitSerializer, WproductMtestSerializer, WproductPutInSerializer, \
+    WpmTestFormInitSerializer, WproductMtestSerializer, WproductNeedToOrderSerializer, WproductPutInSerializer, \
     WproductPutInsSerializer, WproductTicketListSerializer, WproductToOrderSerializer
 
 from rest_framework.response import Response
@@ -441,13 +441,13 @@ class WProductViewSet(ListModelMixin, RetrieveModelMixin, GenericViewSet):
             ret.append([str(index + 1), item['step_name'], item['actions']])
         return Response(ret)
 
-    @action(methods=['post'], detail=False, perms_map={'post': '*'}, serializer_class=WproductToOrderSerializer)
+    @action(methods=['post'], detail=False, perms_map={'post': '*'}, serializer_class=WproductNeedToOrderSerializer)
     @transaction.atomic
     def need_to_order(self, request, pk=None):
         """
         设为需要指派订单
         """
-        serializer = WproductToOrderSerializer(data=request.data)
+        serializer = WproductNeedToOrderSerializer(data=request.data)
         serializer.is_valid(raise_exception=True)
         vdata = serializer.validated_data
         wps =  WProduct.objects.filter(id__in = [i.id for i in vdata.get('wproducts')])