Revert the number on the Hogwarts Express in the new HP series from 6989 to 5972

Background

Make sure the HBO Harry Potter series changes the numbers on the front of the Hogwarts Express from the new 6989 to the original 5972 - like in the original Harry Potter films and books.

Additional details

It is a popular fun fact within Harry Potter fans, and keeping the new numbers will annoy them, and cause civil unrest