diff --git a/graphql/py.typed b/graphql/py.typed
new file mode 100644
index 00000000..e69de29b
diff --git a/setup.py b/setup.py
index 64bd95ec..a0471c24 100644
--- a/setup.py
+++ b/setup.py
@@ -82,4 +82,5 @@ def run_tests(self):
     tests_require=tests_requires,
     cmdclass={"test": PyTest},
     extras_require={"gevent": ["gevent>=1.1"], "test": tests_requires},
+    package_data={"graphql": ["py.typed"]},
 )