diff --git a/Lab5/cdk-pycon-flask/flask-docker-app/requirements.txt b/Lab5/cdk-pycon-flask/flask-docker-app/requirements.txt
index df9ba83..596aa7a 100644
--- a/Lab5/cdk-pycon-flask/flask-docker-app/requirements.txt
+++ b/Lab5/cdk-pycon-flask/flask-docker-app/requirements.txt
@@ -1,6 +1,6 @@
 Click==7.0
 Flask==1.1.1
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 MarkupSafe==1.1.1
 Werkzeug==0.15.6