diff --git a/requirements.txt b/requirements.txt
index 3635d9f..c4f2e76 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@ Flask==0.11.1
 gunicorn==19.6.0
 html5lib==1.0b8
 itsdangerous==0.24
-Jinja2==2.8
+Jinja2==2.11.3
 keyring==9.0
 MarkupSafe==0.23
 numpy==1.11.0