diff --git a/setup.py b/setup.py
index c1ae00ce8fda97e0add24213359bdfd0fc9ad87e..2913129c9170abf28b6e9a8a79f44dea7d96d33e 100644
--- a/setup.py
+++ b/setup.py
@@ -226,7 +226,6 @@ setup_info = dict(
         'License :: OSI Approved :: Apache Software License',
         'Programming Language :: Python',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',