diff --git a/api/requirements.txt b/api/requirements.txt
index f7aa33f..35efdbe 100644
--- a/api/requirements.txt
+++ b/api/requirements.txt
@@ -10,7 +10,7 @@ flask-marshmallow==0.10.1
 Flask-SQLAlchemy==2.4.0
 gunicorn==19.9.0
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 jsonschema==3.0.1
 Mako==1.0.10
 MarkupSafe==1.1.1