diff --git a/requirements.txt b/requirements.txt
index aeb572d..ec4148f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,3 +13,4 @@ six>=1.13.0,<1.17.0
 typing>=3.6.4,<3.8.0 ; python_version < '3.5'
 urllib3>=1.21.1,<2
 virtualenv>=16,<21
+setuptools ; python_version > '3.11'
diff --git a/setup.py b/setup.py
index 358cf7a..e637af7 100644
--- a/setup.py
+++ b/setup.py
@@ -64,6 +64,7 @@ setup(
         'Programming Language :: Python :: 3.10',
         'Programming Language :: Python :: 3.11',
         'Programming Language :: Python :: 3.12',
+        'Programming Language :: Python :: 3.13',
         'License :: OSI Approved :: Apache Software License',
     ],