diff --git a/website/requirements.txt b/website/requirements.txt
index 9bbc5b2..e6cbc4d 100644
--- a/website/requirements.txt
+++ b/website/requirements.txt
@@ -18,7 +18,7 @@ Flask-WTF==0.14.2
 guess_language-spirit==0.5.3
 idna==2.6
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 Mako==1.0.7
 MarkupSafe==1.0
 PyJWT==1.5.3