diff --git a/MANIFEST.in b/MANIFEST.in
index 552c519..c997cb4 100644
--- a/MANIFEST.in
+++ b/MANIFEST.in
@@ -1 +1,2 @@
+include src/rapids_dependency_file_generator/py.typed
 include src/rapids_dependency_file_generator/schema.json
diff --git a/src/rapids_dependency_file_generator/py.typed b/src/rapids_dependency_file_generator/py.typed
new file mode 100644
index 0000000..e69de29