diff --git a/bfabric/experimental/app_interface/input_preparation/__init__.py b/bfabric/experimental/app_interface/input_preparation/__init__.py
index e69de29b..ee57b16e 100644
--- a/bfabric/experimental/app_interface/input_preparation/__init__.py
+++ b/bfabric/experimental/app_interface/input_preparation/__init__.py
@@ -0,0 +1,3 @@
+from .prepare import PrepareInputs, prepare_folder
+
+__all__ = ["prepare_folder", "PrepareInputs"]