diff --git a/runtime_keypath/py.typed b/runtime_keypath/py.typed
new file mode 100644
index 0000000..e69de29
diff --git a/setup.py b/setup.py
index 2702da5..3f79d4a 100644
--- a/setup.py
+++ b/setup.py
@@ -1,3 +1,10 @@
+# pyright: basic
+
 import setuptools
 
-setuptools.setup(packages=["runtime_keypath"])
+setuptools.setup(
+    packages=["runtime_keypath"],
+    package_data={
+        "runtime_keypath": ["py.typed"],
+    },
+)