diff --git a/requirements.txt b/requirements.txt
index 31f4507..fe87d9e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,7 +18,7 @@ Flask-SQLAlchemy==2.4.4
 Flask-Uploads==0.2.1
 idna==2.10
 itsdangerous==1.1.0
-Jinja2==2.11.2
+Jinja2==2.11.3
 Mako==1.1.3
 MarkupSafe==1.1.1
 marshmallow==3.7.1