diff --git a/setup.py b/setup.py
index 260f0ab..2f34301 100644
--- a/setup.py
+++ b/setup.py
@@ -14,7 +14,8 @@ setup(
                  'Intended Audience :: Developers',
                  'License :: OSI Approved :: Apache Software License',
                  'Operating System :: OS Independent',
-                 'Programming Language :: Python',
+                 'Programming Language :: Python :: 2',
+                 'Programming Language :: Python :: 3',
                  'Topic :: Utilities'],
     description='Drag and drop sorting for models and inline models in Django admin.',
     include_package_data=True,