diff --git a/stepmania/src/GameConstantsAndTypes.h b/stepmania/src/GameConstantsAndTypes.h
index 3bc52dc8fe..5a6636be0b 100644
--- a/stepmania/src/GameConstantsAndTypes.h
+++ b/stepmania/src/GameConstantsAndTypes.h
@@ -200,6 +200,15 @@ enum ScoreEvent
 const RString& ScoreEventToString( ScoreEvent se );
 
 
+enum GameButtonType
+{
+	GameButtonType_Step,
+	GameButtonType_Fret,
+	GameButtonType_Strum,
+	GameButtonType_INVALID
+};
+
+
 //
 // Profile and MemCard stuff
 //