diff --git a/async_openai/py.typed b/async_openai/py.typed
new file mode 100644
index 0000000..e69de29
diff --git a/setup.py b/setup.py
index bbe52f5..b24f0bf 100644
--- a/setup.py
+++ b/setup.py
@@ -35,6 +35,7 @@
     'packages': find_packages(include = [f'{pkg_name}', f'{pkg_name}.*',]),
     'install_requires': requirements,
     'include_package_data': True,
+    'package_data': {"async_openai": ["py.typed"]},
     'long_description': root.joinpath('README.md').read_text(encoding='utf-8'),
     'entry_points': {
         "console_scripts": []