diff --git a/schedule/py.typed b/schedule/py.typed
new file mode 100644
index 00000000..e69de29b
diff --git a/setup.py b/setup.py
index 360da610..819c8262 100644
--- a/setup.py
+++ b/setup.py
@@ -17,6 +17,7 @@ def read_file(filename):
 setup(
     name="schedule",
     packages=["schedule"],
+    package_data={"schedule": ["py.typed"]},
     version=SCHEDULE_VERSION,
     description="Job scheduling for humans.",
     long_description=read_file("README.rst"),