diff --git a/requirements.txt b/requirements.txt
index b027ede..c96d7d6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,4 +5,4 @@ Jinja2==2.10
 MarkupSafe==1.0
 peewee==3.2.2
 psycopg2-binary==2.8.4
-Werkzeug==0.14.1
+Werkzeug==0.15.3