diff --git a/requirements.txt b/requirements.txt
index b5e29cc..472deea 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ imagesize==0.7.1
 ipython==6.2.1
 ipython-genutils==0.2.0
 jedi==0.11.0
-Jinja2==2.9.6
+Jinja2==2.11.3
 Markdown==2.6.8
 MarkupSafe==1.0
 meinheld==0.6.1