diff --git a/requirements.txt b/requirements.txt
index 36dae17..7d5bcce 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,7 +17,7 @@ grpcio==1.15.0
 httplib2==0.11.3
 idna==2.7
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 jws==0.1.3
 MarkupSafe==1.0
 msgpack==0.5.6