ALTER DEFAULT PRIVILEGES: default not a valid option in Postgres

It says that DEFAULT is not a valid options while it is in Postgres.

<img width="1759" alt="Image" src="https://github.com/user-attachments/assets/2faf2037-7674-4fb5-a4ea-01a67191164b" />

https://www.postgresql.org/docs/current/sql-alterdefaultprivileges.html