diff --git a/requirements.txt b/requirements.txt
index c90b682..41c5ea3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,7 +20,7 @@ Flask-SQLAlchemy==2.3.2
 Flask-User==1.0.1.5
 Flask-WTF==0.14.2
 itsdangerous==1.1.0
-Jinja2==2.10
+Jinja2==2.11.3
 jsonschema==3.0.1
 MarkupSafe==1.1.1
 more-itertools==6.0.0