diff --git a/d2_python/py.typed b/d2_python/py.typed
new file mode 100644
index 0000000..e69de29
diff --git a/pyproject.toml b/pyproject.toml
index 6989b8e..86f65b3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -14,7 +14,7 @@ requires-python = ">=3.7"
 include = ["d2_python*"]
 
 [tool.setuptools.package-data]
-d2_python = ["bin/linux/*", "bin/win32/*", "bin/darwin/*"]
+d2_python = ["bin/linux/*", "bin/win32/*", "bin/darwin/*", "py.typed"]
 
 [tool.d2]
 # Track D2 binary version separately