diff --git a/pyproject.toml b/pyproject.toml
index 9a685b08b..9e6c20640 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -21,6 +21,7 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
     "License :: OSI Approved :: BSD License",
     "Development Status :: 5 - Production/Stable",
     "Operating System :: OS Independent",