diff --git a/swh/loader/__init__.py b/swh/loader/__init__.py
index e69de29..69e3be5 100644
--- a/swh/loader/__init__.py
+++ b/swh/loader/__init__.py
@@ -0,0 +1 @@
+__path__ = __import__('pkgutil').extend_path(__path__, __name__)