diff --git a/myte/templates/template-flask-simple/requirements.txt b/myte/templates/template-flask-simple/requirements.txt
index 4574a83..edd9e4a 100644
--- a/myte/templates/template-flask-simple/requirements.txt
+++ b/myte/templates/template-flask-simple/requirements.txt
@@ -7,7 +7,7 @@ Flask-Migrate==4.0.5
 Flask-SQLAlchemy==3.1.1
 greenlet==3.0.1
 itsdangerous==2.1.2
-Jinja2==3.1.2
+Jinja2==3.1.3
 Mako==1.2.4
 MarkupSafe==2.1.3
 psycopg2==2.9.9