diff --git a/aiostandalone/app.py b/aiostandalone/app.py
index 225b15d..283b8a3 100644
--- a/aiostandalone/app.py
+++ b/aiostandalone/app.py
@@ -1,4 +1,5 @@
 """Standalone application class"""
+from __future__ import annotations
 import asyncio
 from asyncio import AbstractEventLoop, CancelledError, Task
 from logging import Logger
diff --git a/setup.py b/setup.py
index 678ad8f..b3f0646 100644
--- a/setup.py
+++ b/setup.py
@@ -1,3 +1,4 @@
+from __future__ import annotations
 import os
 import sys
 from setuptools import setup