diff --git a/requirements.txt b/requirements.txt
index d26e7ae..b842ac7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,7 +17,7 @@ Flask-Uploads==0.2.1
 Flask-WTF==0.14.2
 gunicorn==19.9.0
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 Mako==1.1.0
 markdown2==2.3.8
 MarkupSafe==1.1.1