diff --git a/setup.py b/setup.py
index 64212811689..e9f9cabd362 100644
--- a/setup.py
+++ b/setup.py
@@ -97,7 +97,6 @@ def run_tests(self):
         'Intended Audience :: Developers',
         'Programming Language :: Python',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.3',
         'Programming Language :: Python :: 3.4',
         'Programming Language :: Python :: 3.5',
         'Topic :: Internet :: WWW/HTTP'],