diff --git a/planout-editor/requirements.txt b/planout-editor/requirements.txt
index d60c7ee..73350fa 100644
--- a/planout-editor/requirements.txt
+++ b/planout-editor/requirements.txt
@@ -2,7 +2,7 @@ Flask==0.10.0
 Jinja2==2.7.3
 MarkupSafe==0.23
 PlanOut==0.5
-Werkzeug==0.9.6
+Werkzeug==0.15.3
 gunicorn==18.0
 itsdangerous==0.24
 wsgiref==0.1.2