diff --git a/setup.py b/setup.py
index a062d89d3..a0f982567 100644
--- a/setup.py
+++ b/setup.py
@@ -102,6 +102,7 @@ setup_args = {
     'cmdclass': cmdclasses,
     'data_files': data_files,
     'scripts': scripts,
+    'include_package_data': True,
     'classifiers': [
         'Programming Language :: Python',
         'Programming Language :: Python :: 2.7',