diff --git a/bluegreen-example/requirements.txt b/bluegreen-example/requirements.txt
index a3b1459..69495aa 100644
--- a/bluegreen-example/requirements.txt
+++ b/bluegreen-example/requirements.txt
@@ -2,7 +2,7 @@ Fabric==1.9.0
 Flask==0.10.1
 Jinja2==2.7.3
 MarkupSafe==0.23
-Werkzeug==0.9.6
+Werkzeug==0.15.3
 argparse==1.2.1
 ecdsa==0.11
 gunicorn==19.0.0