Updates to Left 4 Dead have been released. The updates will be applied automatically when your Steam client is restarted. The specific changes include:

Left 4 Dead

• Finding a dedicated server when starting the game from a lobby is now faster and more reliable
• Versus mode is now locked to Normal difficulty
• Difficulty on a server is now locked to the one set by the lobby reservation
• Fixed lagouts/spikes after level transition
• Fixed directory issue with spray logs in some cases
• Fixed video settings not saving after closing video options dialog
• Corrected a boomer suicide exploit
• Several minor localization fixes
• Fixed disabling cheats incorrectly resetting data

News republished from the official Steam website