diff --git a/setup.py b/setup.py
index 2a10dcf6..6ef033fa 100644
--- a/setup.py
+++ b/setup.py
@@ -22,6 +22,7 @@
         "Programming Language :: Python :: 3.10",
         "Programming Language :: Python :: 3.11",
         "Programming Language :: Python :: 3.12",
+        "Programming Language :: Python :: 3.13",
     ],
     python_requires='>=3.6',
     keywords='noVNC websockify',