diff --git a/setup.py b/setup.py
index 3eebf2b..17e56b8 100644
--- a/setup.py
+++ b/setup.py
@@ -24,7 +24,7 @@ setuptools.setup(
         "Programming Language :: Python :: 3 :: Only",
         "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
-        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
         "License :: OSI Approved :: MIT License",
         "Operating System :: OS Independent",
         "Development Status :: Beta",