diff --git a/23. Application 8 - Buidling a Web-based Financial Graph/Web-App/demo/requirements.txt b/23. Application 8 - Buidling a Web-based Financial Graph/Web-App/demo/requirements.txt
index b201344..9983770 100644
--- a/23. Application 8 - Buidling a Web-based Financial Graph/Web-App/demo/requirements.txt	
+++ b/23. Application 8 - Buidling a Web-based Financial Graph/Web-App/demo/requirements.txt	
@@ -7,7 +7,7 @@ Flask==1.1.1
 idna==2.8
 gunicorn==19.9.0
 itsdangerous==1.1.0
-Jinja2==2.10.1
+Jinja2==2.11.3
 lxml==4.6.2
 MarkupSafe==1.1.1
 numpy==1.17.0