diff --git a/libs/core/_locales/core-jsdoc-strings.json b/libs/core/_locales/core-jsdoc-strings.json
index 55dd2f34..1ce40457 100644
--- a/libs/core/_locales/core-jsdoc-strings.json
+++ b/libs/core/_locales/core-jsdoc-strings.json
@@ -181,6 +181,7 @@
   "music": "Generation of music tones.",
   "music.beat": "Returns the duration of a beat in milli-seconds",
   "music.beginMelody": "Starts playing a melody.\nNotes are expressed as a string of characters with this format: NOTE[octave][:duration]",
+  "music.beginMelody|param|melodyArray": "the melody array to play, eg: ['g5:1']",
   "music.beginMelody|param|options": "melody options, once / forever, in the foreground / background",
   "music.builtInMelody": "Gets the melody array of a built-in melody.",
   "music.changeTempoBy": "Change the tempo by the specified amount",
diff --git a/libs/core/music.ts b/libs/core/music.ts
index 01b8b20a..f0a16fc8 100644
--- a/libs/core/music.ts
+++ b/libs/core/music.ts
@@ -307,13 +307,13 @@ namespace music {
     /**
      * Starts playing a melody.
      * Notes are expressed as a string of characters with this format: NOTE[octave][:duration]
-     * @param melody the melody array to play, eg: ['g5:1']
+     * @param melodyArray the melody array to play, eg: ['g5:1']
      * @param options melody options, once / forever, in the foreground / background
      */
     //% help=music/begin-melody weight=60 blockGap=8
     //% blockId=device_start_melody block="start melody %melody=device_builtin_melody| repeating %options"
     //% parts="headphone"
-    export function beginMelody(melodyArray: string[], options: MelodyOptions = MelodyOptions.Once) {
+    export function beginMelody(melodyArray: string[], options: MelodyOptions = 1) {
         init();
         if (currentMelody != undefined) {
             if (((options & MelodyOptions.OnceInBackground) == 0)