diff --git a/src/ui/setup_mainwindow.py b/src/ui/setup_mainwindow.py
index 6980da69..cc9b64cb 100644
--- a/src/ui/setup_mainwindow.py
+++ b/src/ui/setup_mainwindow.py
@@ -4,6 +4,8 @@
 """
 
 # pylint: disable=unnecessary-lambda
+from __future__ import annotations
+
 import os
 import platform
 from typing import TYPE_CHECKING, Any