diff --git a/stepmania/src/StepMania.vcproj b/stepmania/src/StepMania.vcproj
index af668d4bc0..35506bdf37 100644
--- a/stepmania/src/StepMania.vcproj
+++ b/stepmania/src/StepMania.vcproj
@@ -1934,6 +1934,12 @@ cl /Zl /nologo /c verstub.cpp /Fo"$(IntDir)"\
 			<File
 				RelativePath="RageSoundReader.h">
 			</File>
+			<File
+				RelativePath="RageSoundReader_Chain.cpp">
+			</File>
+			<File
+				RelativePath="RageSoundReader_Chain.h">
+			</File>
 			<File
 				RelativePath="RageSoundReader_FileReader.cpp">
 			</File>
@@ -1988,6 +1994,12 @@ cl /Zl /nologo /c verstub.cpp /Fo&quot;$(IntDir)&quot;\
 			<File
 				RelativePath="RageSoundResampler.h">
 			</File>
+			<File
+				RelativePath="RageSoundUtil.cpp">
+			</File>
+			<File
+				RelativePath="RageSoundUtil.h">
+			</File>
 			<File
 				RelativePath="RageSurface.cpp">
 			</File>