diff --git a/requirements.txt b/requirements.txt
index 17509cb..ecccd52 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,7 +15,7 @@ future==0.16.0
 gunicorn==19.7.1
 idna==2.6
 itsdangerous==0.24
-Jinja2==2.9.6
+Jinja2==2.11.3
 MarkupSafe==1.0
 mccabe==0.6.1
 pathlib==1.0.1