diff --git a/pyproject.toml b/pyproject.toml
index 096529e..de7e6e5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -60,3 +60,6 @@ Homepage = "https://github.com/coherent-oss/kubedantic"
 [project.scripts]
 
 [tool.setuptools_scm]
+
+[tool.setuptools.package-data]
+kubedantic = ["py.typed"]
diff --git a/src/kubedantic/py.typed b/src/kubedantic/py.typed
new file mode 100644
index 0000000..e69de29