diff --git a/stepmania/src/Makefile.am b/stepmania/src/Makefile.am
index c5157f604a..fbccb1f1f0 100644
--- a/stepmania/src/Makefile.am
+++ b/stepmania/src/Makefile.am
@@ -104,6 +104,7 @@ FileTypes = IniFile.cpp IniFile.h \
 
 StepMania = StdString.h \
 		StepMania.cpp StepMania.h \
+		GameLoop.cpp GameLoop.h \
 		global.cpp global.h
 
 LoadingWindow = arch/LoadingWindow/LoadingWindow.h \
diff --git a/stepmania/src/StepMania.vcproj b/stepmania/src/StepMania.vcproj
index e395111673..dade45ef99 100644
--- a/stepmania/src/StepMania.vcproj
+++ b/stepmania/src/StepMania.vcproj
@@ -1389,6 +1389,12 @@ cl /Zl /nologo /c verstub.cpp /Fo"$(IntDir)"\
 				<File
 					RelativePath="archutils\Win32\DebugInfoHunt.h">
 				</File>
+				<File
+					RelativePath="GameLoop.cpp">
+				</File>
+				<File
+					RelativePath="GameLoop.h">
+				</File>
 				<File
 					RelativePath="archutils\Win32\GetFileInformation.cpp">
 				</File>