Title option in site.yml not working as expected!?!

Hi all

Just installed a Kirby plainkit and edited the site.yml blueprint as follows:

title: This is some title to be displayed
preset: pages
unlisted: true

As in the reference guide stated for site blueprint, the title option should overwrite the site lable:

However, the site title remains the same:

Am I missing something?

Thanks, Stefan

This is known issue

Thanks for the reply!