diff --git a/pyproject.toml b/pyproject.toml
index 39c3022d..93c467d2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -15,6 +15,7 @@ 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",
     "Intended Audience :: Science/Research",
     "Intended Audience :: Developers",