diff --git a/requirements.txt b/requirements.txt
index afc00c8..a09a50d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 Flask==1.0.2
 gunicorn==19.9.0
-Jinja2==2.10
+Jinja2==2.11.3
 requests==2.21.0
 unicodecsv==0.14.1
 Flask-Toastr