1 diff --git a/setup.py b/setup.py
2 index f156b33..cc6f16a 100644
5 @@ -87,7 +87,7 @@ setup(
6 'python-dateutil>=2.4.0',
9 - packages = find_packages(exclude=['tests']),
10 + packages = find_packages(exclude=['*.tests', '*.tests.*', 'tests.*', 'tests']),
12 'Development Status :: 5 - Production/Stable',
13 'Intended Audience :: Developers',