diff --git a/dyn2py/__init__.py b/dyn2py/__init__.py
index 4b92448..a4a70e9 100644
--- a/dyn2py/__init__.py
+++ b/dyn2py/__init__.py
@@ -2,7 +2,7 @@
 """
 .. include:: ../README.md
 """
-
+from __future__ import annotations
 import argparse
 import pathlib
 from importlib_metadata import metadata
diff --git a/dyn2py/files.py b/dyn2py/files.py
index cf4c0a6..b319264 100644
--- a/dyn2py/files.py
+++ b/dyn2py/files.py
@@ -1,3 +1,4 @@
+from __future__ import annotations
 import simplejson as json
 import hashlib
 import pathlib