diff --git a/requirements.txt b/requirements.txt
index 6bdb493..7b5d830 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ Flask-SQLAlchemy==2.2
 Flask-Testing==0.6.2
 gunicorn==19.7.1
 itsdangerous==0.24
-Jinja2==2.9.6
+Jinja2==2.11.3
 Mako==1.0.6
 MarkupSafe==1.0
 psycopg2==2.7.1