diff --git a/apps/inm/views.py b/apps/inm/views.py
index 8d230266..b20dec18 100644
--- a/apps/inm/views.py
+++ b/apps/inm/views.py
@@ -306,7 +306,7 @@ class MIOItemViewSet(CustomListModelMixin, BulkCreateModelMixin, BulkDestroyMode
     serializer_class = MIOItemSerializer
     retrieve_serializer_class = MioItemDetailSerializer
     create_serializer_class = MIOItemCreateSerializer
-    select_related_fields = ['warehouse', 'mio', 'material', 'test_user', 'batch', 'a_mioitem__batch']
+    select_related_fields = ['warehouse', 'mio', 'material', 'test_user']
     filterset_fields = {
         "warehouse": ["exact"],
         "mio": ["exact"],
@@ -319,6 +319,7 @@ class MIOItemViewSet(CustomListModelMixin, BulkCreateModelMixin, BulkDestroyMode
     }
     ordering = ['create_time']
     ordering_fields = ['create_time', 'test_date']
+    search_fields =['batch', 'a_mioitem__batch']
 
     def add_info_for_list(self, data):
         with_mio = self.request.query_params.get('with_mio', "no")