diff --git a/requirements.txt b/requirements.txt
index 959de50..9228e8f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,4 +29,4 @@ sqlalchemy-migrate==0.11.0
 sqlparse==0.2.4
 Tempita==0.5.2
 urllib3==1.22
-Werkzeug==0.12.2
+Werkzeug==0.15.3