diff --git a/apps/wpm/views.py b/apps/wpm/views.py
index 62aa98f4..483d08e9 100644
--- a/apps/wpm/views.py
+++ b/apps/wpm/views.py
@@ -192,8 +192,9 @@ class MlogViewSet(CustomModelViewSet):
         # delete_auditlog(instance, instance.id)
         if instance.ticket:
             instance.ticket.delete()
-        Ftest.objects.filter(mlogbw_ftest__mlogb__mlog=instance).delete()
+        ftestIds = list(Ftest.objects.filter(mlogbw_ftest__mlogb__mlog=instance).values_list('id', flat=True))
         instance.delete()
+        Ftest.objects.filter(id__in=ftestIds).delete()
 
     @transaction.atomic
     def perform_update(self, serializer):
@@ -500,8 +501,9 @@ class MlogbInViewSet(CreateModelMixin, UpdateModelMixin, DestroyModelMixin, Cust
                 query_dict["batch__contains"] = ins.batch
             qs = Mlogb.objects.filter(**query_dict) | qs
             # 需要删除子集ftest记录
-            Ftest.objects.filter(mlogbw_ftest__mlogb__in=qs).delete()
+            ftestIds = list(Ftest.objects.filter(mlogbw_ftest__mlogb__in=qs).values_list('id', flat=True))
             qs.delete()
+            Ftest.objects.filter(id__in=ftestIds).delete()
         instance.delete()
 
     @transaction.atomic