diff --git a/setup.py b/setup.py
index 3841183c5..039ab82a7 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',