diff --git a/apps/authentication/mixins/region_filter.py b/apps/authentication/mixins/region_filter.py
index 997145b..b5c07ef 100644
--- a/apps/authentication/mixins/region_filter.py
+++ b/apps/authentication/mixins/region_filter.py
@@ -12,16 +12,16 @@ class RegionFilterMixin:
 
     def filter_by_region(self, queryset, org: bool = None) -> typing.Any:
         request = self.request  # noqa
-        city_id = int(request.query_params.get('city_id'))
-        province_id = int(request.query_params.get('province_id'))
+        city_id = request.query_params.get('city_id')
+        province_id = request.query_params.get('province_id')
         organization = get_organization_by_user(self.request.user)  # noqa
 
         if city_id:
-            queryset = queryset.filter(city_id=city_id)
+            queryset = queryset.filter(city_id=id(city_id))
 
         elif province_id:
             if hasattr(queryset.model, 'province_id'):
-                queryset = queryset.filter(province_id=province_id)
+                queryset = queryset.filter(province_id=id(province_id))
 
         # filter by organization type region
         if org: