diff --git a/requirements.txt b/requirements.txt
index dd4c07f..9d57483 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -54,5 +54,5 @@ uritemplate==3.0.0
 urllib3==1.23
 virtualenv==16.0.0
 visitor==0.1.3
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 wrapt==1.10.11