diff --git a/requirements.txt b/requirements.txt
index d86cfa1..ea4521f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ Flask-SQLAlchemy==2.2
 httplib2==0.10.3
 idna==2.6
 itsdangerous==0.24
-Jinja2==2.9.6
+Jinja2==2.11.3
 MarkupSafe==1.0
 numpy==1.13.1
 oauth2==1.9.0.post1