diff --git a/requirements.txt b/requirements.txt
index 908d00c..0d1571b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -44,4 +44,4 @@ tensorflow==1.7.0
 termcolor==1.1.0
 traitlets==4.3.2
 urllib3==1.22
-Werkzeug==0.14.1
+Werkzeug==0.15.3