diff --git a/source/funkin/backend/chart/ChartData.hx b/source/funkin/backend/chart/ChartData.hx
index 7e6ad795..b3b4e86d 100644
--- a/source/funkin/backend/chart/ChartData.hx
+++ b/source/funkin/backend/chart/ChartData.hx
@@ -23,6 +23,7 @@ typedef ChartMetaData = {
 	public var ?icon:String;
 	public var ?color:Dynamic;
 	public var ?difficulties:Array<String>;
+	public var ?needsVoices:Bool;
 	public var ?coopAllowed:Bool;
 	public var ?opponentModeAllowed:Bool;
 	public var ?customValues:Dynamic;