pi@raspbmc:/etc/apt/sources.list.d$ sudo apt-get update && sudo apt-get upgrade
Hit http://archive.raspbian.org wheezy Release.gpg
Hit http://archive.raspbian.org wheezy Release
Hit http://archive.raspbian.org wheezy/main armhf Packages
Hit http://archive.raspbian.org wheezy/contrib armhf Packages
Hit http://archive.raspbian.org wheezy/non-free armhf Packages
Ign http://archive.raspbian.org wheezy/contrib Translation-en
Ign http://archive.raspbian.org wheezy/main Translation-en
Ign http://archive.raspbian.org wheezy/non-free Translation-en
Reading package lists... Error!
E: Problem parsing dependency Depends
E: Error occurred while processing libghc-gd-prof (NewVersion2)
E: Problem with MergeList /var/lib/apt/lists/archive.raspbian.org_raspbian_dists_wheezy_main_binary-armhf_Packages
E: The package lists or status file could not be parsed or opened.