diff --git a/requirements.txt b/requirements.txt
index 1c8a8c0..0128dfa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ gunicorn==19.9.0
 idna==2.7
 imagesize==1.1.0
 invoke==1.2.0
-Jinja2==2.10
+Jinja2==2.11.3
 livereload==2.5.2
 mando==0.6.4
 Markdown==3.0.1