diff --git a/requirements.txt b/requirements.txt
index a0c3cfd..8d9cdac 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ Flask-Migrate==2.5.3
 Flask-SQLAlchemy==2.4.1
 gunicorn==20.1.0
 itsdangerous==1.1.0
-Jinja2==2.11.3
+Jinja2==3.1.4
 Mako==1.2.2
 MarkupSafe==1.1.1
 PyMySQL==0.9.3