diff --git a/requirements.txt b/requirements.txt
index 5e69b81..77033ac 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,7 +29,7 @@ httplib2==0.10.3
 idna==2.6
 itypes==1.1.0
 jdcal==1.3
-Jinja2==2.9.6
+Jinja2==2.11.3
 Markdown==2.6.11
 MarkupSafe==1.0
 mysqlclient==1.3.10