diff --git a/.github/workflows/continuous-integration.yml b/.github/workflows/continuous-integration.yml
index 84c8279..d1e7a82 100644
--- a/.github/workflows/continuous-integration.yml
+++ b/.github/workflows/continuous-integration.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        version: ["3.9", "3.10", "3.11", "3.12"]
+        version: ["3.9", "3.10", "3.11", "3.12, "3.13"]
     steps:
 
       - name: Harden Runner
diff --git a/README.md b/README.md
index aa481a4..283883b 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@
 [![pre-commit.ci Status](https://results.pre-commit.ci/badge/github/sandialabs/reverse_argparse/master.svg)](https://results.pre-commit.ci/latest/github/sandialabs/reverse_argparse/master)
 [![PyPI - Version](https://img.shields.io/pypi/v/reverse-argparse?label=PyPI)](https://pypi.org/project/reverse-argparse/)
 ![PyPI - Downloads](https://img.shields.io/pypi/dm/reverse-argparse?label=PyPI%20downloads)
-![Python Version](https://img.shields.io/badge/Python-3.9|3.10|3.11|3.12-blue.svg)
+![Python Version](https://img.shields.io/badge/Python-3.9|3.10|3.11|3.12|3.13-blue.svg)
 [![Ruff](https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/astral-sh/ruff/main/assets/badge/v2.json)](https://github.com/astral-sh/ruff)
 
 # reverse_argparse
diff --git a/doc/source/index.rst b/doc/source/index.rst
index 9f8fca6..a1442c4 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -66,7 +66,7 @@ reverse_argparse
 .. |PyPI Version| image:: https://img.shields.io/pypi/v/reverse-argparse?label=PyPI
    :target: https://pypi.org/project/reverse-argparse/
 .. |PyPI Downloads| image:: https://img.shields.io/pypi/dm/reverse-argparse?label=PyPI%20downloads
-.. |Python Version| image:: https://img.shields.io/badge/Python-3.9|3.10|3.11|3.12-blue.svg
+.. |Python Version| image:: https://img.shields.io/badge/Python-3.9|3.10|3.11|3.12|3.13-blue.svg
 .. |Ruff| image:: https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/astral-sh/ruff/main/assets/badge/v2.json
    :target: https://github.com/astral-sh/ruff
 
diff --git a/pyproject.toml b/pyproject.toml
index 724cb44..3314041 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,6 +29,7 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "Topic :: Software Development",
     "Topic :: Software Development :: Debuggers",
     "Topic :: Software Development :: Documentation",