diff --git a/tests/requirements/reqs-flask-2.0.txt b/tests/requirements/reqs-flask-2.0.txt
index 62397f9b5..dc3cb6572 100644
--- a/tests/requirements/reqs-flask-2.0.txt
+++ b/tests/requirements/reqs-flask-2.0.txt
@@ -1,4 +1,5 @@
 Flask>=2.0,<2.1
+Werkzeug<3
 blinker>=1.1
 itsdangerous
 -r reqs-base.txt