diff --git a/s3path/py.typed b/s3path/py.typed
new file mode 100644
index 0000000..3f56547
--- /dev/null
+++ b/s3path/py.typed
@@ -0,0 +1 @@
+# Marker file for PEP 561.  The mypy package uses inline types.
diff --git a/setup.py b/setup.py
index 114befb..e693d4f 100644
--- a/setup.py
+++ b/setup.py
@@ -10,6 +10,7 @@
     author='Lior Mizrahi',
     author_email='li.mizr@gmail.com',
     packages=['s3path'],
+    package_data={'s3path': ["py.typed"]},
     install_requires=['boto3>=1.16.35','smart-open>=5.1.0',],
     license='Apache 2.0',
     long_description=long_description,