diff --git a/Django_Blog/13-Deployment-Heroku/django_project/requirements.txt b/Django_Blog/13-Deployment-Heroku/django_project/requirements.txt
index a1760bfa2..a0397cd83 100644
--- a/Django_Blog/13-Deployment-Heroku/django_project/requirements.txt
+++ b/Django_Blog/13-Deployment-Heroku/django_project/requirements.txt
@@ -11,7 +11,7 @@ docutils==0.14
 gunicorn==19.9.0
 idna==2.7
 jmespath==0.9.3
-Pillow==5.2.0
+Pillow==9.3.0
 psycopg2==2.7.7
 python-dateutil==2.8.0
 pytz==2018.5