diff --git a/mistletoe/py.typed b/mistletoe/py.typed
new file mode 100644
index 0000000..e69de29
diff --git a/setup.py b/setup.py
index fbd8d66..098e8d5 100644
--- a/setup.py
+++ b/setup.py
@@ -10,6 +10,7 @@
     author_email='hello@afteryu.me',
     license='MIT',
     packages=['mistletoe', 'mistletoe.contrib'],
+    package_data={'mistletoe': ['py.typed']},
     entry_points={'console_scripts': ['mistletoe = mistletoe.__main__:main']},
     classifiers=[
         'Development Status :: 5 - Production/Stable',