diff --git a/requirements.txt b/requirements.txt
index ba9c30a..60e0e41 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,5 +25,5 @@ simplejson==3.13.2
 SQLAlchemy==1.2.2
 urllib3==1.22
 visitor==0.1.3
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 WTForms==2.1