diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 19352c9..efc5b52 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -136,7 +136,7 @@ jobs:
     runs-on: ubuntu-24.04
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
 
     steps:
       - uses: actions/checkout@v4
diff --git a/setup.py b/setup.py
index 955485a..517bc19 100644
--- a/setup.py
+++ b/setup.py
@@ -86,6 +86,7 @@
         "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",
         "Topic :: Internet :: WWW/HTTP :: Dynamic Content",
diff --git a/tox.ini b/tox.ini
index 6628d54..56e8bb5 100644
--- a/tox.ini
+++ b/tox.ini
@@ -12,6 +12,7 @@ envlist =
     py310
     py311
     py312
+    py313
 
 [testenv]
 deps =