List Python 3.6 as supported
diff --git a/setup.py b/setup.py
index 59f03ba..7f37118 100644
--- a/setup.py
+++ b/setup.py
@@ -34,6 +34,7 @@
         'Programming Language :: Python :: 3.3',
         'Programming Language :: Python :: 3.4',
         'Programming Language :: Python :: 3.5',
+        'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: Implementation :: CPython',
     ],
 )