Just to confirm:  It also works with Org 9.6 for me. Thanks for looking into this!

Marcus

On Tue, 2023-07-25 at 07:05 +0000, Ihor Radchenko wrote:
> Marcus Zibrowius <[marcus.zibrowius@posteo.net](mailto:marcus.zibrowius@posteo.net)> writes:
> 
> 
> 
> > > Please provide mode details about what you tried.  
> > 
> > 
> > OK, I will try.  I start emacs with
> > ...
> >     Org mode version 9.5.5 (release_9.5.5 @ /snap/emacs/current/usr/share/emacs/28.2/lisp/org/)
> 
> 
> I can also reproduce with this Org version.  
> But not with Org 9.6 (the latest release).
>