diff --git a/requirements.txt b/requirements.txt
index 2a6df78..741717e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ gunicorn==19.7.1
 httplib2==0.9.2
 idna==2.6
 itsdangerous==0.24
-Jinja2==2.9.5
+Jinja2==2.11.3
 MarkupSafe==0.23
 oauth2client==4.0.0
 ply==3.8