diff --git a/setup.py b/setup.py
index 661af64f6..b98293972 100755
--- a/setup.py
+++ b/setup.py
@@ -112,6 +112,7 @@ def readme():
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
         'Development Status :: 5 - Production/Stable',
         'Intended Audience :: Developers',
         'Operating System :: OS Independent',