This bug was fixed in the package apt - 0.8.15.5ubuntu2
--------------- apt (0.8.15.5ubuntu2) oneiric; urgency=low
* Merge change from Robert Collins to upgrade ubuntu-keyring recommends to a hard dependency to match Debian behaviour and fix LP: #816606 -- Adam Conrad <email address hidden> Wed, 03 Aug 2011 07:41:54 +0100
This bug was fixed in the package apt - 0.8.15.5ubuntu2
---------------
apt (0.8.15.5ubuntu2) oneiric; urgency=low
* Merge change from Robert Collins to upgrade ubuntu-keyring recommends
to a hard dependency to match Debian behaviour and fix LP: #816606
-- Adam Conrad <email address hidden> Wed, 03 Aug 2011 07:41:54 +0100