diff --git a/requirements.txt b/requirements.txt
index cd81cdb..b856d05 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ Flask-RESTful==0.3.7
 gunicorn==19.9.0
 idna==2.8
 itsdangerous==1.1.0
-Jinja2==2.10
+Jinja2==2.11.3
 MarkupSafe==1.1.0
 peewee==3.8.0
 pytz==2018.7