diff --git a/requirements.txt b/requirements.txt
index bb0ee7c..8d45811 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,5 +19,5 @@ requests==2.18.4
 six==1.11.0
 twilio==5.7.0
 urllib3==1.22
-Werkzeug==0.15.3
+Werkzeug==2.2.3
 pyopenssl==18.0.0