Sid Meier's Civilization V Patch 19 December 2011

The update will be applied automatically when your Steam client is restarted
2K Games has announced that a new patch for Sid Meier's Civilization V, the latest Civilization sequel developed by Firaxis Games, is now available on Steam. It includes significant improvements to general multiplayer stability and some bugfixes (press 'read more' for details). A playable demo is locally mirrored here.