diff --git a/stepmania/src/StepManiaXbox.vcproj b/stepmania/src/StepManiaXbox.vcproj
index e5278e2f36..3a34ce639c 100644
--- a/stepmania/src/StepManiaXbox.vcproj
+++ b/stepmania/src/StepManiaXbox.vcproj
@@ -1101,6 +1101,12 @@ cl
 					<File
 						RelativePath="arch\LoadingWindow\LoadingWindow.h">
 					</File>
+					<File
+						RelativePath="arch\LoadingWindow\LoadingWindow_SDL.h">
+					</File>
+					<File
+						RelativePath="arch\LoadingWindow\LoadingWindow_SDL.cpp">
+					</File>
 				</Filter>
 				<Filter
 					Name="Sound"