diff --git a/Django_Blog/13-Deployment-Heroku/django_project/requirements.txt b/Django_Blog/13-Deployment-Heroku/django_project/requirements.txt
index a1760bfa2..1b4a465d6 100644
--- a/Django_Blog/13-Deployment-Heroku/django_project/requirements.txt
+++ b/Django_Blog/13-Deployment-Heroku/django_project/requirements.txt
@@ -1,6 +1,6 @@
 boto3==1.9.96
 botocore==1.12.96
-certifi==2018.10.15
+certifi==2022.12.7
 chardet==3.0.4
 dj-database-url==0.5.0
 Django==2.1