diff --git a/requirements.txt b/requirements.txt
index c655a14..f488f87 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,8 +5,9 @@ Flask-Login==0.6.2
 Flask-SQLAlchemy==3.0.5
 greenlet==2.0.2
 itsdangerous==2.1.2
-Jinja2==3.1.2
+Jinja2==3.1.4
 MarkupSafe==2.1.3
 SQLAlchemy==2.0.19
 typing_extensions==4.7.1
-Werkzeug==2.3.6
+Werkzeug==3.0.3
+zipp>=3.19.1 # not directly required, pinned by Snyk to avoid a vulnerability