diff --git a/requirements.txt b/requirements.txt
index 79e94de..ccd3dd3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ flask-marshmallow==0.10.1
 Flask-RESTful==0.3.7
 Flask-SQLAlchemy==2.4.1
 itsdangerous==1.1.0
-Jinja2==2.10.3
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 marshmallow==3.2.2
 pytz==2019.3