diff --git a/requirements.txt b/requirements.txt
index f9df0dd5f6..b2219dd24a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 # To install dev requirements: inv requirements --dev
 
 invoke==0.11.0
-Werkzeug==0.10.4
+Werkzeug==0.15.3
 Flask==0.10.1
 gevent==1.0.2
 Mako==1.0.0