1diff --git a/setup.cfg b/setup.cfg
2--- a/setup.cfg
3+++ b/setup.cfg
4@@ -30,6 +30,7 @@ classifiers =
5 [options]
6 zip_safe = True
7 include_package_data = True
8+packages = kaitai/compress
9 py_modules = kaitaistruct
10 python_requires = >=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*
11 install_requires =