diff --git a/tests/apps/python-flask/requirements.txt b/tests/apps/python-flask/requirements.txt
index 335e29cce..36f4ef551 100644
--- a/tests/apps/python-flask/requirements.txt
+++ b/tests/apps/python-flask/requirements.txt
@@ -1,5 +1,5 @@
 Flask==1.1.1
 Jinja2==2.10.3
-Werkzeug==0.16.0
+Werkzeug==0.16.1
 gunicorn==20.0.4