diff --git a/requirements.txt b/requirements.txt
index 2a4f64f..26be1f9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -41,7 +41,7 @@ grpc-google-iam-v1==0.11.4
 httplib2==0.10.3
 idna==2.6
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.0
 oauth2client==3.0.0
 ply==3.8