diff --git a/apps/tag/views.py b/apps/tag/views.py
index dad2582f..75472fff 100644
--- a/apps/tag/views.py
+++ b/apps/tag/views.py
@@ -81,7 +81,7 @@ class FiltersTagCategoryViewSet(mixins.ListModelMixin, viewsets.GenericViewSet):
         params_type = query_params.get('type')
 
         week_days = ("Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday", "Sunday")
-        flags = ('toque_number', 'wine_region', 'works_noon', 'works_evening', 'works_now')
+        flags = ('toque_number', 'wine_region', 'works_noon', 'works_evening', 'works_now', 'works_at_weekday')
         filter_flags = {flag_name: False for flag_name in flags}
         additional_flags = []