diff --git a/requirements.txt b/requirements.txt
index 535963d9..044a8426 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ backports.ssl-match-hostname==3.4.0.2
 certifi==2015.4.28
 CommonMark==0.5.4
 docutils==0.12
-Jinja2==2.8
+Jinja2==2.11.3
 livereload==2.4.0
 MarkupSafe==0.23
 pathtools==0.1.2