diff --git a/requirements.txt b/requirements.txt
index bc644c8..4ef65b4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,7 +6,7 @@ flask-marshmallow==0.10.1
 Flask-SQLAlchemy==2.4.1
 idna==2.8
 itsdangerous==1.1.0
-Jinja2==2.11.2
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 marshmallow==3.2.2
 marshmallow-sqlalchemy==0.19.0