diff --git a/requirements.txt b/requirements.txt
index 37ea26c..625371a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ CherryPy==3.2.4
 Flask==1.0
 Jinja2==2.11.3
 PyYAML==5.4
-Werkzeug==0.15.3
+Werkzeug==2.2.3
 argparse==1.4.0
 distribute==0.7.3
 wsgiref==0.1.2