diff --git a/setup.py b/setup.py
index bc6a221..ac3e9fb 100644
--- a/setup.py
+++ b/setup.py
@@ -10,8 +10,10 @@ setup(
         "Intended Audience :: Developers",
         "License :: OSI Approved :: MIT License",
         "Operating System :: OS Independent",
-        "Programming Language :: Python",
-        ],
+        'Programming Language :: Python :: 2.6',
+        'Programming Language :: Python :: 2.7',
+        'Programming Language :: Python :: 3.3'
+    ],
     keywords='sql sqlalchemy etl loading utility',
     author='Friedrich Lindenberg, Gregor Aisch',
     author_email='info@okfn.org',