diff --git a/example/requirements.txt b/example/requirements.txt
index 8e0afe5..dbd7a0a 100644
--- a/example/requirements.txt
+++ b/example/requirements.txt
@@ -7,7 +7,7 @@ Flask-HTTPAuth==3.3.0
 Flask-Migrate==2.5.2
 Flask-SQLAlchemy==2.4.0
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 Mako==1.1.0
 MarkupSafe==1.1.1
 python-dateutil==2.8.0