diff --git a/stepmania/src/SongManager.cpp b/stepmania/src/SongManager.cpp
index 8548fb97b7..d78eeff789 100644
--- a/stepmania/src/SongManager.cpp
+++ b/stepmania/src/SongManager.cpp
@@ -403,12 +403,12 @@ RageColor SongManager::GetGroupColor( const CString &sGroupName )
 	return g_GroupColors[i%NUM_GROUP_COLORS];
 }
 
-RageColor SongManager::GetSongColor( Song* pSong )
+RageColor SongManager::GetSongColor( const Song* pSong )
 {
 	ASSERT( pSong );
 	for( unsigned i=0; i<pSong->m_apNotes.size(); i++ )
 	{
-		Notes* pNotes = pSong->m_apNotes[i];
+		const Notes* pNotes = pSong->m_apNotes[i];
 		if( pNotes->m_iMeter == 10 )
 			return EXTRA_COLOR;
 	}
diff --git a/stepmania/src/SongManager.h b/stepmania/src/SongManager.h
index cbbd0eb304..60f8afa102 100644
--- a/stepmania/src/SongManager.h
+++ b/stepmania/src/SongManager.h
@@ -39,7 +39,7 @@ public:
 	CString GetGroupBannerPath( CString sGroupName );
 	void GetGroupNames( CStringArray &AddTo );
 	RageColor GetGroupColor( const CString &sGroupName );
-	RageColor GetSongColor( Song* pSong );
+	RageColor GetSongColor( const Song* pSong );
 
 	static CString ShortenGroupName( const CString &sOrigGroupName );