diff --git a/istio/samples/bookinfo/src/productpage/requirements.txt b/istio/samples/bookinfo/src/productpage/requirements.txt
index c1968c8..705d233 100644
--- a/istio/samples/bookinfo/src/productpage/requirements.txt
+++ b/istio/samples/bookinfo/src/productpage/requirements.txt
@@ -27,5 +27,5 @@ thrift==0.11.0
 tornado==4.5.3
 urllib3==1.24.2
 visitor==0.1.3
-Werkzeug==0.15.5
+Werkzeug==2.2.3
 wrapt==1.11.1