diff --git a/requirements.txt b/requirements.txt
index c3787fa..f506f3f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -13,7 +13,7 @@ Flask-SQLAlchemy==2.4.4
 gunicorn==20.0.4
 idna==2.10
 itsdangerous==1.1.0
-Jinja2==2.11.2
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 PyJWT==1.7.1
 PyMySQL==0.10.0