diff --git a/setup.py b/setup.py
index 5b1a8a55..b68e0408 100644
--- a/setup.py
+++ b/setup.py
@@ -35,6 +35,7 @@ setup(name='pyerrors',
           'Programming Language :: Python :: 3.8',
           'Programming Language :: Python :: 3.9',
           'Programming Language :: Python :: 3.10',
+          'Programming Language :: Python :: 3.11',
           'Topic :: Scientific/Engineering :: Physics'
       ],
      )