diff --git a/kas/__init__.py b/kas/__init__.py
index 2d8dd23..9e8c81c 100644
--- a/kas/__init__.py
+++ b/kas/__init__.py
@@ -29,3 +29,6 @@ from .configschema import CONFIGSCHEMA
 
 __license__ = 'MIT'
 __copyright__ = 'Copyright (c) Siemens AG, 2017-2018'
+
+__all__ = ['__version__', '__file_version__',
+           '__compatible_file_version__', 'CONFIGSCHEMA']