diff --git a/CHANGES.rst b/CHANGES.rst
index ea3cfd5..4f22678 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -4,6 +4,8 @@ Changes
 3.1 (unreleased)
 ================
 
+- Add support for Python 3.13.
+
 - Add support for Python 3.12.
 
 - Drop support for Python 3.7.
diff --git a/setup.py b/setup.py
index c2df82e..69eb930 100644
--- a/setup.py
+++ b/setup.py
@@ -70,6 +70,7 @@ def read(*rnames):
         'Programming Language :: Python :: 3.10',
         'Programming Language :: Python :: 3.11',
         'Programming Language :: Python :: 3.12',
+        'Programming Language :: Python :: 3.13',
         'Programming Language :: Python :: Implementation :: CPython',
         'Programming Language :: Python :: Implementation :: PyPy',
         'Programming Language :: Python',