diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 8eed0ce9..8db3074c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -16,7 +16,7 @@ jobs:
     strategy:
       matrix:
         os: [Ubuntu]
-        python-version: ["3.9", "3.10", "3.11", "3.12"]
+        python-version: ["3.9", "3.10", "3.11", "3.12", "3.13"]
         sphinx-version:
           ["sphinx==6.0", "sphinx==6.2", "sphinx==7.0", "sphinx>=7.3"]
         include:
@@ -78,7 +78,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu]
-        python-version: ["3.11", "3.12"]
+        python-version: ["3.11", "3.12", "3.13"]
     steps:
       - uses: actions/checkout@v4
 
diff --git a/pyproject.toml b/pyproject.toml
index 24dec3ee..04f18d86 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -24,6 +24,7 @@ classifiers = [
     'Programming Language :: Python :: 3.10',
     'Programming Language :: Python :: 3.11',
     'Programming Language :: Python :: 3.12',
+    'Programming Language :: Python :: 3.13',
     'Topic :: Documentation',
 ]
 dependencies = [