diff --git a/flask-connexion-rest-part-3/requirements.txt b/flask-connexion-rest-part-3/requirements.txt
index c9efff7..4fda73d 100644
--- a/flask-connexion-rest-part-3/requirements.txt
+++ b/flask-connexion-rest-part-3/requirements.txt
@@ -22,4 +22,4 @@ six==1.12.0
 SQLAlchemy==1.2.17
 swagger-ui-bundle==0.0.3
 urllib3==1.24.1
-Werkzeug==0.14.1
+Werkzeug==0.15.3