diff --git a/setup.py b/setup.py
index e30df8e..e6c5c83 100755
--- a/setup.py
+++ b/setup.py
@@ -93,7 +93,14 @@
             'License :: OSI Approved :: BSD License',
             'Operating System :: OS Independent',
             'Programming Language :: Python',
+            'Programming Language :: Python :: 2',
+            'Programming Language :: Python :: 2.6',
+            'Programming Language :: Python :: 2.7',
             'Programming Language :: Python :: 3',
+            'Programming Language :: Python :: 3.3',
+            'Programming Language :: Python :: 3.4',
+            'Programming Language :: Python :: 3.5',
+            'Programming Language :: Python :: 3.6',
             'Topic :: Internet :: WWW/HTTP :: Dynamic Content',
             'Topic :: Software Development :: Libraries :: Python Modules',
             'Topic :: Text Processing :: Markup :: HTML'