diff --git a/apps/develop/views.py b/apps/develop/views.py
index 735739e7..03e493da 100755
--- a/apps/develop/views.py
+++ b/apps/develop/views.py
@@ -670,7 +670,6 @@ class TestViewSet(CustomGenericViewSet):
             Handover.objects.all().delete()
             Ftest.objects.all().delete()
             FtestWork.objects.all().delete()
-            Material.objects.get_queryset(all=True).update(count=0, count_mb=0, count_wm=0)
             BatchSt.objects.all().delete()
             Ticket.objects.get_queryset(all=True).delete()
         return Response()