diff --git a/requirements.txt b/requirements.txt
index 5c814db..9ab48c9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ httplib2==0.11.3
 idna==2.6
 itypes==1.1.0
 jdcal==1.4
-Jinja2==2.10
+Jinja2==2.11.3
 Markdown==2.6.11
 MarkupSafe==1.0
 mysqlclient==1.3.12