diff --git a/Python/requirements.txt b/Python/requirements.txt
index e890e3e8..d610f38c 100644
--- a/Python/requirements.txt
+++ b/Python/requirements.txt
@@ -2,7 +2,7 @@ Flask==1.0.2
 itsdangerous==0.24
 Jinja2==2.10
 MarkupSafe==1.0
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 click==6.7
 wheel==0.31.1
 docopt==0.6.1