diff --git a/omegaconf/py.typed b/omegaconf/py.typed
new file mode 100644
index 000000000..e69de29bb
diff --git a/setup.py b/setup.py
index a78f55c47..e1e99669a 100644
--- a/setup.py
+++ b/setup.py
@@ -77,4 +77,5 @@ def read(*parts):
             "coverage": ["coveralls"],
             "lint": ["pytest", "black", "flake8", "mypy", "isort"],
         },
+        package_data={"omegaconf": ["py.typed"]},
     )