diff --git a/frontend/requirements.txt b/frontend/requirements.txt
index 5426c58..97414d1 100644
--- a/frontend/requirements.txt
+++ b/frontend/requirements.txt
@@ -2,3 +2,4 @@ redis>=4.2.1
 python-dotenv==0.10.3
 Flask>=2.0
 jinja2>=2.11
+werkzeug>=3.0.1 # not directly required, pinned by Snyk to avoid a vulnerability