diff --git a/apps/About/index.html b/apps/About/index.html
index b2d5f0b..f7949d3 100644
--- a/apps/About/index.html
+++ b/apps/About/index.html
@@ -1,7 +1,7 @@
<html>
<head>
<title>About DremJS</title>
- <embed src="ambient.wav" width="0" height="0" loop="true" autostart="true" hidden="true">
+ <embed src="ambient.mp3" width="0" height="0" loop="true" autostart="true" hidden="true">
</head>
<body>
<h1>About DremJS</h1>