diff --git a/requirements.txt b/requirements.txt
index 233eaef0..5716cee2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 APScheduler==3.3.1
 Flask==0.12.2
 Flask-Assets==0.12
-Jinja2==2.9.6
+Jinja2==2.11.3
 MarkupSafe==1.0
 Werkzeug==0.12.2
 certifi==2017.4.17