diff --git a/rattail/__init__.py b/rattail/__init__.py
index 3ad9513f..de40ea7c 100644
--- a/rattail/__init__.py
+++ b/rattail/__init__.py
@@ -1,2 +1 @@
-from pkgutil import extend_path
-__path__ = extend_path(__path__, __name__)
+__import__('pkg_resources').declare_namespace(__name__)