diff --git a/requirements.txt b/requirements.txt
index 4cb2dba..c145095 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -14,7 +14,7 @@ Flask-WTF==0.14.2
 httplib2==0.11.3
 idna==2.6
 itsdangerous==0.24
-Jinja2==2.10
+Jinja2==2.11.3
 lazy==1.3
 Mako==1.2.2
 MarkupSafe==1.0