The Arma II Website now offers a new patch for Arma II: Operation Arrowhead to update the expanded military shooter sequel to version 1.57. In addition to bug-fixes and other changes, the update adds four new maps for free. The patch also updates the Private Military Company DLC, and there is also a separate version 1.01 patch for those who install Private Military Company after applying the version 1.57 patch. The version 1.57 patch is mirrored on AtomicGamer, Gamer's Hell, and The Patches Scrolls, the version 1.01 Private Military Company patch is mirrored on AtomicGamer, Gamer's Hell, and The Patches Scrolls, and the new version 1.57 dedicated server for Windows is mirrored on AtomicGamer and The Patches Scrolls; and the Linux dedicated server is mirrored on AtomicGamer and The Patches Scrolls.