diff --git a/src/govoplan_docs/backend/api/v1/routes.py b/src/govoplan_docs/backend/api/v1/routes.py
index 41b558f..84831c2 100644
--- a/src/govoplan_docs/backend/api/v1/routes.py
+++ b/src/govoplan_docs/backend/api/v1/routes.py
@@ -1,6 +1,6 @@
 from __future__ import annotations
 
-from typing import Any
+from typing import Any, Mapping
 
 from fastapi import APIRouter, Depends, HTTPException, Query, Request, status