diff --git a/apps/srm/views.py b/apps/srm/views.py
index d2a73343..03402c16 100644
--- a/apps/srm/views.py
+++ b/apps/srm/views.py
@@ -40,9 +40,9 @@ class PatentRecordViewSet(CustomModelViewSet):
     queryset = PatentRecord.objects.all()
     serializer_class = PatentRecordSerializer
     select_related_fields = ["patent"]
-    filterset_fields = ["title", "volume_number","inventors"]
-    ordering = ["-create_time", "title", "type"]
-    search_fields = ["title", "volume_number", "inventors"]
+    filterset_fields = ["volume_number", "volume_number","inventors"]
+    ordering = ["-create_time", "volume_number", "type"]
+    search_fields = ["volume_number", "volume_number", "inventors"]
     
     def get_queryset(self):
         qs = super().get_queryset()