You cant just hold to hit sustains anymore

source/funkin/game/Note.hx

@@ -53,6 +53,10 @@ class Note extends FlxSprite
 	 * The next sustain after this one
 	 */
 	public var nextSustain:Note;
+	/**
+	 * The parent note of the sustains, the top note
+	 */
+	public var parentNote:Note;
 
 	/**
 	 * Name of the splash.
@@ -93,13 +97,12 @@ class Note extends FlxSprite
 
 	public var animSuffix:String = "";
 
-
 	private static function customTypePathExists(path:String) {
 		if (__customNoteTypeExists.exists(path))
 			return __customNoteTypeExists[path];
 		return __customNoteTypeExists[path] = Assets.exists(path);
 	}
-	public function new(strumLine:StrumLine, noteData:ChartNote, sustain:Bool = false, sustainLength:Float = 0, sustainOffset:Float = 0)
+	public function new(strumLine:StrumLine, noteData:ChartNote, sustain:Bool = false, sustainLength:Float = 0, sustainOffset:Float = 0, ?parentNote:Null<Note> = null)
 	{
 		super();
 		
@@ -110,6 +113,7 @@ class Note extends FlxSprite
 		this.isSustainNote = sustain;
 		this.sustainLength = sustainLength;
 		this.strumLine = strumLine;
+		this.parentNote = parentNote;
 
 		x += 50;
 		// MAKE SURE ITS DEFINITELY OFF SCREEN?

source/funkin/game/PlayState.hx

@@ -1303,14 +1303,13 @@ class PlayState extends MusicBeatState
 			__justPressed = CoolUtil.getDefault(event.justPressed, []);
 			__justReleased = CoolUtil.getDefault(event.justReleased, []);
 
-
 			if (__pressed.contains(true)) {
 				for(c in p.characters)
 					if (c.lastAnimContext != DANCE)
 						c.__lockAnimThisFrame = true;
 
 				__funcsToExec.push(function(note:Note) {
-					if (__pressed[note.strumID] && note.isSustainNote && note.canBeHit && !note.wasGoodHit) {
+					if (__pressed[note.strumID] && (note.isSustainNote && (note.parentNote != null ? note.parentNote.wasGoodHit : true)) && note.canBeHit && !note.wasGoodHit) {
 						goodNoteHit(p, note);
 					}
 				});

source/funkin/game/StrumLine.hx

@@ -79,14 +79,14 @@ class StrumLine extends FlxTypedGroup<Strum> {
 
 	public function generate(strumLine:ChartStrumLine) {
 		if (strumLine.notes != null) for(note in strumLine.notes) {
-			notes.add(new Note(this, note, false));
+			var parentNote:Note = notes.add(new Note(this, note, false));
 			
 			if (note.sLen > Conductor.stepCrochet * 0.75) {
 				var len:Float = note.sLen;
 				var curLen:Float = 0;
 				while(len > 10) {
 					curLen = Math.min(len, Conductor.stepCrochet);
-					notes.add(new Note(this, note, true, curLen, note.sLen - len));
+					notes.add(new Note(this, note, true, curLen, note.sLen - len, parentNote));
 					len -= curLen;
 				}
 			}