diff --git a/stepmania/src/StepMania-net2003.vcproj b/stepmania/src/StepMania-net2003.vcproj
index 8377a90cca..2fb8fa8100 100644
--- a/stepmania/src/StepMania-net2003.vcproj
+++ b/stepmania/src/StepMania-net2003.vcproj
@@ -1948,6 +1948,12 @@ cl /Zl /nologo /c verstub.cpp /Fo"$(IntDir)"\
 			<File
 				RelativePath="RageSoundReader.h">
 			</File>
+			<File
+				RelativePath=".\RageSoundReader_Chain.cpp">
+			</File>
+			<File
+				RelativePath=".\RageSoundReader_Chain.h">
+			</File>
 			<File
 				RelativePath="RageSoundReader_FileReader.cpp">
 			</File>
@@ -2002,6 +2008,12 @@ cl /Zl /nologo /c verstub.cpp /Fo&quot;$(IntDir)&quot;\
 			<File
 				RelativePath="RageSoundResampler.h">
 			</File>
+			<File
+				RelativePath=".\RageSoundUtil.cpp">
+			</File>
+			<File
+				RelativePath=".\RageSoundUtil.h">
+			</File>
 			<File
 				RelativePath="RageSurface.cpp">
 			</File>