diff --git a/payment-element/server/python/requirements.txt b/payment-element/server/python/requirements.txt
index c45ac476fb..3c0b3ef265 100644
--- a/payment-element/server/python/requirements.txt
+++ b/payment-element/server/python/requirements.txt
@@ -1,3 +1,4 @@
 Flask==2.2.2
+Werkzeug==2.2.2
 python-dotenv==0.21.1
 stripe==5.1.1