diff --git a/pyproject.toml b/pyproject.toml
index 418bc053c9614af44495e029b9f49fb01d6a8b5c..c93b217cabbb4eb9173f363a534e129aa91579cd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -84,7 +84,7 @@ Celery = {version="^5.5", extras=["django", "redis"]}
 django-celery-results = "^2.5.1"
 django-celery-beat = "^2.6.0"
 django-celery-email = "^3.0.0"
-django-polymorphic = "^3.0.0"
+django-polymorphic = "^4.0.0"
 django-colorfield = "^0.14.0"
 django-bleach = "^3.0.0"
 django-guardian = "^2.2.0"