diff --git a/awsume/awsumepy/lib/aws.py b/awsume/awsumepy/lib/aws.py
index f833394..0665d3c 100644
--- a/awsume/awsumepy/lib/aws.py
+++ b/awsume/awsumepy/lib/aws.py
@@ -1,3 +1,5 @@
+from __future__ import annotations
+
 import os
 import argparse
 import dateutil