In some cases it's advisable to fudge a version number slightly - like when multiple sub versions are really the same software packaged differently or when a minor mistake was made and another version was shipped immediately.
Requirements
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2