diff --git a/setup.py b/setup.py
index b6fb0f1..0bc80f0 100644
--- a/setup.py
+++ b/setup.py
@@ -44,5 +44,6 @@ setup(
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
     ],
 )