diff --git a/stepmania/src/StepManiaXbox.vcproj b/stepmania/src/StepManiaXbox.vcproj
index 3a34ce639c..2ce521b04a 100644
--- a/stepmania/src/StepManiaXbox.vcproj
+++ b/stepmania/src/StepManiaXbox.vcproj
@@ -1948,6 +1948,13 @@ cl
 			<File
 				RelativePath="RageSurfaceUtils.h">
 			</File>
+			<File
+				RelativePath="RageSurfaceUtils_Palettize.cpp">
+			</File>
+			<File
+				RelativePath="RageSurfaceUtils_Palettize.h">
+			</File>
+
 			<File
 				RelativePath="RageSurface_Load.cpp">
 			</File>