diff --git a/apps/wpm/views.py b/apps/wpm/views.py
index b8e762de..41464351 100644
--- a/apps/wpm/views.py
+++ b/apps/wpm/views.py
@@ -597,7 +597,7 @@ class MlogbInViewSet(CreateModelMixin, UpdateModelMixin, DestroyModelMixin, Cust
                 pass
             elif mlogbout.qct is None:
                 try:
-                    qctmat = QctMat.objects.get(material=material_out, qct__is_deleted=False, qct__tags__contains="process").order_by("-create_time")
+                    qctmat = QctMat.objects.get(material=material_out, qct__is_deleted=False, qct__tags__contains="process")
                 except QctMat.DoesNotExist:
                     qctmat = None
                 except QctMat.MultipleObjectsReturned: