diff --git a/setup.py b/setup.py
index 02df4ab..f69f378 100644
--- a/setup.py
+++ b/setup.py
@@ -46,6 +46,7 @@ setup(
         'Programming Language :: Python :: 3 :: Only',
         'Programming Language :: Python :: 3.4',
         'Programming Language :: Python :: 3.5',
+        'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: Implementation :: CPython',
         'Topic :: Communications',
         'Topic :: Internet',