diff --git a/common_py/src/videoag_common/api_object/object_class.py b/common_py/src/videoag_common/api_object/object_class.py
index 76d921022277e7d027d1503ecb280c011e17ef72..ab0b3627cfdd2370e73d6ffa05086baf89d3a981 100644
--- a/common_py/src/videoag_common/api_object/object_class.py
+++ b/common_py/src/videoag_common/api_object/object_class.py
@@ -405,7 +405,8 @@ class ApiObjectClass:
         for child_class in self._children_classes_by_class_id.values():
             relationship_in_child = getattr(child_class.orm_class, child_class._parent_relationship_id_by_class_id[self.id])
             children_ids_by_child_class_id[child_class.id] = session.scalars(
-                sql.select(child_class.orm_class.id)
+                child_class.orm_class.sudo_select()
+                .with_only_columns(child_class.orm_class.id)
                 .where(relationship_in_child.has(self.orm_class.id == object_id))
             ).all()