diff --git a/requirements.txt b/requirements.txt
index cccabb5..af8c1d0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ alabaster==0.7.10
 Babel==2.4.0
 docutils==0.13.1
 imagesize==0.7.1
-Jinja2==2.9.6
+Jinja2==2.11.3
 MarkupSafe==1.0
 Pygments==2.2.0
 pytz==2017.2