diff --git a/setup.py b/setup.py
index c1185bb..8bf80e0 100644
--- a/setup.py
+++ b/setup.py
@@ -38,6 +38,7 @@
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
         "License :: OSI Approved :: Apache Software License",
         "Operating System :: OS Independent",
     ],