diff --git a/test_server/cms/views.py b/test_server/cms/views.py
index cae3802..ad8f043 100644
--- a/test_server/cms/views.py
+++ b/test_server/cms/views.py
@@ -93,7 +93,7 @@ class ThresholdViewSet(ModelViewSet):
     pagination_class = CommonPagination
     filter_backends = [DjangoFilterBackend,SearchFilter, OrderingFilter]
     search_fields = ['chinese_name','cas', 'compound_cate', 'odor_type']
-    filterset_fields = ['source']
+    filterset_fields = ['source', 'compound_cate']
 
     @action(methods=['post'], detail=False, perms_map=[{'post':'threshold'}], serializer_class=PathSerializer)
     @transaction.atomic