diff --git a/web/requirements.txt b/web/requirements.txt
index 6917368..32f97e1 100644
--- a/web/requirements.txt
+++ b/web/requirements.txt
@@ -3,7 +3,7 @@ Flask-SQLAlchemy==2.3.1
 Jinja2==2.10
 MarkupSafe==1.0
 # git+git://github.com/zzzeek/sqlalchemy/
-Werkzeug==0.14
+Werkzeug==0.15.3
 psycopg2==2.7.5
 gunicorn==19.9.0
 itsdangerous==0.24