diff --git a/requirements.txt b/requirements.txt
index 6ffab21..51e9e95 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@ Flask==1.1.1
 Flask-Cors==3.0.8
 gunicorn==20.0.4
 itsdangerous==1.1.0
-Jinja2==2.11.1
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 redis==3.4.1
 six==1.14.0