diff --git a/stepmania/src/StepMania.vcproj b/stepmania/src/StepMania.vcproj
index 9e8c29951f..0ad59ff49c 100644
--- a/stepmania/src/StepMania.vcproj
+++ b/stepmania/src/StepMania.vcproj
@@ -1841,12 +1841,24 @@ cl /Zl /nologo /c verstub.cpp /Fo"$(IntDir)"\
 			<File
 				RelativePath="RageFile.h">
 			</File>
+			<File
+				RelativePath="RageFileBasic.cpp">
+			</File>
+			<File
+				RelativePath="RageFileBasic.h">
+			</File>
 			<File
 				RelativePath="RageFileDriver.cpp">
 			</File>
 			<File
 				RelativePath="RageFileDriver.h">
 			</File>
+			<File
+				RelativePath="RageFileDriverDeflate.cpp">
+			</File>
+			<File
+				RelativePath="RageFileDriverDeflate.h">
+			</File>
 			<File
 				RelativePath="RageFileDriverDirect.cpp">
 			</File>
@@ -1865,6 +1877,12 @@ cl /Zl /nologo /c verstub.cpp /Fo&quot;$(IntDir)&quot;\
 			<File
 				RelativePath="RageFileDriverMemory.h">
 			</File>
+			<File
+				RelativePath="RageFileDriverSlice.cpp">
+			</File>
+			<File
+				RelativePath="RageFileDriverSlice.h">
+			</File>
 			<File
 				RelativePath="RageFileDriverZip.cpp">
 			</File>