diff --git a/cmscontrib/loaders/kompgen.py b/cmscontrib/loaders/kompgen.py
index 6e7b10e3c..7f057e965 100644
--- a/cmscontrib/loaders/kompgen.py
+++ b/cmscontrib/loaders/kompgen.py
@@ -77,7 +77,7 @@ def __init__(self, input=None, output=None):
     'c++': 'C++17 / g++',
     'cpp': 'C++17 / g++',
     'java': 'Java / JDK',
-    'python3.11': 'Python 3.11 / CPython',
+    'python3.13': 'Python 3.13 / CPython',
     'python3': 'Python 3 / CPython',
     'pypy3': 'Python 3 / PyPy',
 }