apt pinning specific dovecot version

[Gedalya]

On 04/26/2016 05:26 PM, Regan Jelčić wrote:
> I currently have the dovecot-core package from wheezy-backports pinned on one of my servers to version '2.2.9', which has been working great. I now want to upgrade that to the newest version under wheezy-backports which is:
>
> dovecot-core (1:2.2.13-11~bpo70+1)
> but I can't figure out how to get do it. I've tried a few different formats of the name but apt-get update then apt-get dost-upgrade doesn't pick up the new version - it ignores it when trying to do an update.
>
> This is what I've got in my apt preferences and pin files...
>
> /etc/apt/preferences
>
> Explanation: Stop ALL wheezy-backports updating system.
> Package: *
> Pin: release a=wheezy-backports,n=wheezy-backports
> Pin-Priority: 100 
> /etc/apt/preferences.d/dovecot.pref
>
> Explanation: Promote wheezy-backports version of Dovecot only
> Package: dovecot-core /2\.2\.9/
> Pin: release a=wheezy-backports
> Pin-Priority: 500
> Can anyone advise how I get it to pull the newer version??
>
> Thanks,

Have you tried something like:
apt-get --only-upgrade -twheezy-backports install dovecot-core dovecot-imapd ....