On 1/19/22 08:00, Julian Andres Klode wrote: > > Well, that's not going to work, Debian is not the hostname > (the "origin" field in apt policy output and preferences files); > what you want to say is > > policy.create_pin('release', 'apt', 'o=Debian', -1) > > This may or may not work for you, as it does not override > any existing pins in the preferences files. > Thank you, I understand my mistake. This works perfectly. Best, Antonio