diff --git a/setup.py b/setup.py
index 2973265..b36fd92 100644
--- a/setup.py
+++ b/setup.py
@@ -48,9 +48,9 @@ setup(
         'Programming Language :: Python :: 2',
         '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',
         'Topic :: Multimedia :: Graphics :: Viewers',
         'Topic :: Software Development :: Libraries :: Python Modules',