Update index.js

index.js

@@ -278,7 +278,7 @@ function formatSize(bytes, si = false, dp = 2) {
    return `${bytes.toFixed(dp)} ${units[u]}`;
 }
 
-async function ytmp4(url, quality = 'highestvideo') {
+async function ytmp4(url, quality = 'highest') {
   try {
     const info = await youtubedl.getInfo(url);
     const videoStream = youtubedl(url, {
@@ -309,7 +309,7 @@ async function ytmp4(url, quality = 'highestvideo') {
   }
 }
 
-async function ytmp3(url, bitrate = 'lowestaudio') {
+async function ytmp3(url, bitrate = 'lowest') {
   try {
     const info = await youtubedl.getInfo(url);
     const audioStream = youtubedl(url, {