diff --git a/requirements.txt b/requirements.txt
index 0cee850..35e9e6b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -33,4 +33,4 @@ simplejson==3.11.1
 six==1.10.0
 urllib3==1.22
 vine==1.1.4
-Werkzeug==0.12.2
+Werkzeug==0.15.3