diff --git a/hb_server/apps/wpm/views.py b/hb_server/apps/wpm/views.py
index b2c6911..ae855e7 100644
--- a/hb_server/apps/wpm/views.py
+++ b/hb_server/apps/wpm/views.py
@@ -343,7 +343,7 @@ class WProductViewSet(ListModelMixin, GenericViewSet):
         vdata = serializer.validated_data
         if obj.act_state == WProduct.WPR_ACT_STATE_NOTOK:
             pass
-        elif obj.step.process == 1: # 如果是冷加工可直接报废
+        elif obj.step.process.id == 1: # 如果是冷加工可直接报废
             if vdata.get('scrap_reason', None):
                 obj.scrap_reason = vdata['scrap_reason']
             else: