diff --git a/tests/apps/python-flask/requirements.txt b/tests/apps/python-flask/requirements.txt
index 65cd3d929..80b252bc8 100644
--- a/tests/apps/python-flask/requirements.txt
+++ b/tests/apps/python-flask/requirements.txt
@@ -1,5 +1,5 @@
 Flask==3.0.3
 Jinja2==3.1.4
-Werkzeug==3.0.3
+Werkzeug==3.0.4
 gunicorn==23.0.0