diff --git a/requirements.txt b/requirements.txt
index 3a1886f..f3a65d8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 Flask==0.10.1
 Jinja2==2.7.2
 MarkupSafe==0.18
-Werkzeug==0.9.4
+Werkzeug==2.2.3
 argparse==1.2.1
 docopt==0.4.0
 gunicorn==18.0