diff --git a/demos/data-driven-web-apps-with-flask/app/ch15_deploy/final/requirements.txt b/demos/data-driven-web-apps-with-flask/app/ch15_deploy/final/requirements.txt
index 19fc8c4..b9b0690 100644
--- a/demos/data-driven-web-apps-with-flask/app/ch15_deploy/final/requirements.txt
+++ b/demos/data-driven-web-apps-with-flask/app/ch15_deploy/final/requirements.txt
@@ -38,5 +38,5 @@ typing-extensions==4.12.2
     #   alembic
     #   python-utils
     #   sqlalchemy
-werkzeug==3.1.3
+werkzeug==3.1.5
     # via flask