diff --git a/mmdet3d/configs/cylinder3d/__init__.py b/mmdet3d/configs/cylinder3d/__init__.py
new file mode 100644
index 000000000..ef101fec6
--- /dev/null
+++ b/mmdet3d/configs/cylinder3d/__init__.py
@@ -0,0 +1 @@
+# Copyright (c) OpenMMLab. All rights reserved.