diff --git a/requirements.txt b/requirements.txt
index 8df6097..6b73c7f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,7 +26,7 @@ httplib2==0.9.2
 idna==2.8
 itypes==1.1.0
 jdcal==1.4.1
-Jinja2==2.10.1
+Jinja2==2.11.3
 Markdown==3.1
 MarkupSafe==1.1.1
 mypy==0.701