diff --git a/flask/app/requirements.txt b/flask/app/requirements.txt
index 7e1060246..c23dd5b51 100644
--- a/flask/app/requirements.txt
+++ b/flask/app/requirements.txt
@@ -1 +1,2 @@
 flask
+werkzeug>=3.0.6 # not directly required, pinned by Snyk to avoid a vulnerability