diff --git a/m3u/PlaylistItem.js b/m3u/PlaylistItem.js
index d58d8f8..4b7c3bf 100644
--- a/m3u/PlaylistItem.js
+++ b/m3u/PlaylistItem.js
@@ -14,7 +14,13 @@ PlaylistItem.create = function createPlaylistItem(data) {
 };
 
 PlaylistItem.prototype.toString = function toString() {
-  var output = [];
+  var attributes = this.attributes;
+  var output = Object.keys(attributes.serialize()).map(function(key) {
+    var tag = key.toUpperCase();
+    var value = attributes.getCoerced(key);
+    return value.length ? [tag, value].join(':') : tag;
+  });
+
   if (this.get('discontinuity')) {
     output.push('#EXT-X-DISCONTINUITY');
   }