diff --git a/pyproject.toml b/pyproject.toml
index d0d73f8712..c39f549eb0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,6 +17,7 @@ classifiers = [
     "Programming Language :: Python :: 3.10",
     "Programming Language :: Python :: 3.11",
     "Programming Language :: Python :: 3.12",
+    "Programming Language :: Python :: 3.13",
 ]
 license = "Apache-2.0"
 requires-python = ">=3.9"