diff --git a/web400-8/bug_flask/flaskweb/requirements.txt b/web400-8/bug_flask/flaskweb/requirements.txt
index a14a539..d1ce2c6 100644
--- a/web400-8/bug_flask/flaskweb/requirements.txt
+++ b/web400-8/bug_flask/flaskweb/requirements.txt
@@ -18,5 +18,5 @@ python-editor==1.0.3
 six==1.11.0
 SQLAlchemy==1.2.6
 visitor==0.1.3
-Werkzeug==0.14.1
+Werkzeug==0.15.3
 WTForms==2.1