diff --git a/setup.py b/setup.py
index 37f6b5c0..7d1e30ba 100644
--- a/setup.py
+++ b/setup.py
@@ -58,6 +58,7 @@ Programming Language :: Python :: 3.9
 Programming Language :: Python :: 3.10
 Programming Language :: Python :: 3.11
 Programming Language :: Python :: 3.12
+Programming Language :: Python :: 3.13
 Programming Language :: Python :: 3 :: Only
 Programming Language :: Python :: Implementation :: CPython
 Programming Language :: C