diff --git a/setup.py b/setup.py
index 16a2dc8..dc2ee66 100755
--- a/setup.py
+++ b/setup.py
@@ -34,6 +34,8 @@
         'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: 3.8',
+        'Programming Language :: Python :: 3.9',
+        'Programming Language :: Python :: 3.10',
         'Programming Language :: Python :: Implementation :: CPython',
         'Topic :: Software Development :: Libraries :: Python Modules',
         'Topic :: Scientific/Engineering :: Information Analysis',
diff --git a/tox.ini b/tox.ini
index 6f12e09..375f865 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py27,py35,py35-locale,py36,py37,py38
+envlist = py27,py35,py35-locale,py36,py37,py38,py39,py310
 
 [testenv]
 deps =