diff --git a/OpenRa.Game/MainWindow.cs b/OpenRa.Game/MainWindow.cs
index d670625ea2..a9ee92a1ec 100644
--- a/OpenRa.Game/MainWindow.cs
+++ b/OpenRa.Game/MainWindow.cs
@@ -28,7 +28,7 @@ namespace OpenRa.Game
 		public MainWindow(Settings settings)
 		{
 			FileSystem.Mount(new Folder("../../../"));
-            FileSystem.Mount(new Package("redalert.mix"));
+			FileSystem.Mount(new Package("redalert.mix"));
 			FileSystem.Mount(new Package("conquer.mix"));
 			FileSystem.Mount(new Package("hires.mix"));