diff --git a/requirements.txt b/requirements.txt
index 601203b..fb9d8fb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -62,5 +62,5 @@ urllib3==1.23
 validate-email==1.3
 virtualenv==16.0.0
 virtualenv-clone==0.3.0
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 wrapt==1.10.11