diff --git a/requirements.txt b/requirements.txt
index 9757989..ff74854 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ click==7.1.1
 Flask==1.1.1
 gunicorn==20.0.4
 itsdangerous==1.1.0
-Jinja2==2.11.1
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 mysql-connector==2.2.9
 numpy==1.18.2