diff --git a/requirements.txt b/requirements.txt
index 1979464..c6f22eb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,4 +13,4 @@ requests==2.22.0
 six==1.12.0
 twilio==6.29.2
 urllib3==1.25.3
-Werkzeug==0.15.5
+Werkzeug==2.2.3