diff --git a/app/setup.py b/app/setup.py
index db48874..de92083 100644
--- a/app/setup.py
+++ b/app/setup.py
@@ -15,7 +15,7 @@
         'Flask-Assets==2.1.0',
         'cssmin==0.2.0',
         'jsmin==3.0.1',
-        'gunicorn==23.0.0',
+        'gunicorn==25.0.1',
         'monolog-python==0.1.0',
         'PyMySQL==1.1.2',
         'pytest==8.4.2'