diff --git a/lib/utils.js b/lib/utils.js
index 1565a94..57cd4ca 100644
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -392,11 +392,11 @@ module.exports.mapToWin8 = function(options) {
   }
 
   if (options.s === true) {
-    options.s = 'Notification.Default';
+    options.s = toasterDefaultSound;
   }
 
   if (options.s && options.s.indexOf(toasterSoundPrefix) !== 0) {
-    options.s = 'Notification.Default';
+    options.s = toasterDefaultSound;
   }
 
   if (options.wait) {