diff --git a/examples/Tunes/Tunes.ino b/examples/Tunes/Tunes.ino
index c73c11c..e7db648 100644
--- a/examples/Tunes/Tunes.ino
+++ b/examples/Tunes/Tunes.ino
@@ -167,6 +167,7 @@ void setup()
   text.print("Music\nDemo");
 
   // audio setup
+  arduboy.audio.on();
   tunes.initChannel(PIN_SPEAKER_1);
   tunes.initChannel(PIN_SPEAKER_2);