diff --git a/notifications-api/requirements.txt b/notifications-api/requirements.txt
index b409a53cd..139c45061 100644
--- a/notifications-api/requirements.txt
+++ b/notifications-api/requirements.txt
@@ -5,7 +5,7 @@ Jinja2
 pytz
 notifications-python-client
 Flask-Caching
-Werkzeug==2.2.3
+Werkzeug==3.0.3
 aniso8601
 attrs
 flask-restx