diff --git a/flask-bootstrap/larger-app/requirements.txt b/flask-bootstrap/larger-app/requirements.txt
index 6779718..288e41b 100644
--- a/flask-bootstrap/larger-app/requirements.txt
+++ b/flask-bootstrap/larger-app/requirements.txt
@@ -6,7 +6,7 @@ Flask-Migrate==2.1.1
 Flask-Script==2.0.6
 Flask-SQLAlchemy==2.3.2
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 Mako==1.0.7
 MarkupSafe==1.0
 pluggy==0.6.0