This patch was released on August 20, 2012 and is only available for Sins of a Solar Empire: Rebellion. "Ironclad Games and Stardock Entertainment are pleased to present the 1.04 update notes for Sins of a Solar Empire: Rebellion to customers. You may need to restart the Steam client if the update doesn't initially appear." NOTE: VERSION 1.04 IS NOT SAVE GAME COMPATIBLE WITH PREVIOUS UPDATES.