diff --git a/flask-pyodbc-app/requirements.txt b/flask-pyodbc-app/requirements.txt
index 8a8d175..9f11a3c 100644
--- a/flask-pyodbc-app/requirements.txt
+++ b/flask-pyodbc-app/requirements.txt
@@ -3,5 +3,5 @@ Flask==1.0.2
 itsdangerous==0.24
 Jinja2==2.10
 MarkupSafe==1.0
-Werkzeug==0.14.1
+Werkzeug==0.15.5
 pyodbc==4.0.30
\ No newline at end of file