diff --git a/requirements.txt b/requirements.txt
index 3635d9f..cdcb565 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,4 +23,4 @@ urllib3==1.16
 virtualenv==15.0.1
 virtualenv-clone==0.2.6
 virtualenvwrapper==4.7.1
-Werkzeug==0.11.10
+Werkzeug==0.15.3