diff --git a/.github/workflows/lint_and_test.yml b/.github/workflows/lint_and_test.yml
index 91cf0c4..d89f469 100644
--- a/.github/workflows/lint_and_test.yml
+++ b/.github/workflows/lint_and_test.yml
@@ -54,7 +54,7 @@ jobs:
       fail-fast: false
       matrix:
         python-version:
-          ["3.9", "3.10", "3.11", "3.12", "pypy3.10"]
+          ["3.9", "3.10", "3.11", "3.12", "3.13", "pypy3.10"]
         os: [ubuntu-latest, macos-latest, windows-latest]
     timeout-minutes: 20
 
diff --git a/setup.py b/setup.py
index b73422c..48fb23c 100644
--- a/setup.py
+++ b/setup.py
@@ -86,6 +86,7 @@ def get_release_command_class() -> Dict[str, Type[setuptools.Command]]:
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
         "Programming Language :: Python :: 3.12",
+        "Programming Language :: Python :: 3.13",
         "Programming Language :: Python :: 3 :: Only",
         "Programming Language :: Python :: Implementation :: CPython",
         "Programming Language :: Python :: Implementation :: PyPy",
diff --git a/tox.ini b/tox.ini
index 67d81a8..da75b42 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 envlist =
-    py{39,310,311,312}
+    py{39,310,311,312,313}
     pypy3
     build
     cov