Fallout 3 patch 1.6

Fallout 3 patch 1.6 was released on June 22, 2009 for PC. It updates Fallout 3 to version 1.6.0.3.

The PC update can be acquired via Games for Windows Live.

Change log

 * New achievements for Point Lookout

Source
http://www.bethsoft.com/bgsforums/index.php?showtopic=1005002