diff --git a/requirements.txt b/requirements.txt
index 07e7f7f..32a626e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ MarkupSafe==0.23
 PyYAML==3.11
 SQLAlchemy==1.0.0
 WTForms==2.0.2
-Werkzeug==0.10.4
+Werkzeug==0.15.3
 alembic==0.7.5.post2
 awsebcli==3.3.1
 backports.ssl-match-hostname==3.4.0.2