diff --git a/requirements.txt b/requirements.txt
index 8783d0b..7e3576f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,5 +3,5 @@ Flask-Limiter==3.5.0
 flask-cors==5.0.0
 ocrmypdf==16.0.4
 Werkzeug>=3.0.3
-gunicorn==22.0.0
+gunicorn==23.0.0
 zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability
\ No newline at end of file