http://msmvps.com/blogs/donna/archive/2007/12/11/microsoft-office-2007-service-pack-1-is-ready-for-download.aspxThe 2007 Microsoft Office suite Service Pack 1 delivers important customer-requested stability and performance improvements, while incorporating further enhancements to user security. This service pack also includes all of the updates released for theenCommunityServer 2008.5 SP2 (Build: 40407.4157)