diff --git a/requirements.txt b/requirements.txt
index f15d36b..d7d7736 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ Flask-SQLAlchemy==1.0
 Jinja2==2.7.1
 MarkupSafe==0.18
 SQLAlchemy==0.8.4
-Werkzeug==0.9.4
+Werkzeug==0.15.3
 itsdangerous==0.23
 python-memcached==1.53
 wsgiref==0.1.2