diff --git a/api/requirements.txt b/api/requirements.txt
index 789a90c..142f1da 100644
--- a/api/requirements.txt
+++ b/api/requirements.txt
@@ -3,7 +3,7 @@ Flask-PyMongo==0.5.1
 Flask-Script==2.0.5
 Jinja2>=2.10.1
 MarkupSafe==1.0
-Werkzeug==0.12.2
+Werkzeug==0.15.3
 click==6.7
 futures==3.1.1
 gunicorn==19.7.1