diff --git a/requirements.txt b/requirements.txt
index efedfbb..7176219 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 Flask==0.9
 Jinja2==2.6
-Werkzeug==0.8.3
+Werkzeug==0.15.3
 distribute==0.6.28
 wsgiref==0.1.2