diff --git a/backend/requirements.txt b/backend/requirements.txt
index ca4656f02..73e65fe06 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -1,7 +1,7 @@
 -e ../tools #egg=code-review-tools
 dj-database-url==0.5.0
 Django==3.1.13
-django-cors-headers==3.9.0
+django-cors-headers==3.11.0
 djangorestframework==3.12.4
 drf-yasg==1.20.0
 gunicorn==20.1.0