diff --git a/django-stubs/contrib/staticfiles/urls.pyi b/django-stubs/contrib/staticfiles/urls.pyi
index 3955657..cbfdac1 100644
--- a/django-stubs/contrib/staticfiles/urls.pyi
+++ b/django-stubs/contrib/staticfiles/urls.pyi
@@ -4,4 +4,4 @@ from django.urls.resolvers import URLPattern
 
 urlpatterns: Any
 
-def staticfiles_urlpatterns(prefix: None = ...) -> List[URLPattern]: ...
+def staticfiles_urlpatterns(prefix: Optional[str] = ...) -> List[URLPattern]: ...