diff --git a/requirements.txt b/requirements.txt
index e26f959..411d641 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,7 +11,7 @@ Flask-WTF==0.14.2
 gunicorn==19.7.1
 idna==2.6
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.0
 ndg-httpsclient==0.4.4
 pusher==1.7.4