As the title says. Tabs are not 8 spaces from the beginning of the code block, but rather 8 spaces from the beginning of the line, making them 4 spaces short.
Current display:
$ lsb_release -a
LSB Version: :core-4.0-amd64:core-4.0-noarch
Distributor ID: Fedora
Description: Fedora release 13 (Goddard)
Release: 13
Codename: Goddard
Should appear as:
$ lsb_release -a
LSB Version: :core-4.0-amd64:core-4.0-noarch
Distributor ID: Fedora
Description: Fedora release 13 (Goddard)
Release: 13
Codename: Goddard