diff --git a/app/ch16_mongodb/final/requirements.txt b/app/ch16_mongodb/final/requirements.txt
index 85b126c8..528a9d66 100644
--- a/app/ch16_mongodb/final/requirements.txt
+++ b/app/ch16_mongodb/final/requirements.txt
@@ -16,7 +16,7 @@ flask==3.0.0
     # via -r requirements.piptools
 itsdangerous==2.1.2
     # via flask
-jinja2==3.1.2
+jinja2==3.1.5
     # via flask
 mako==1.3.0
     # via alembic