diff --git a/youtube_dl.go b/youtube_dl.go
index d7110bd..9217529 100644
--- a/youtube_dl.go
+++ b/youtube_dl.go
@@ -87,7 +87,7 @@ func (dl *YouTubeSong) Play() {
 		panic(err)
 	} else {
 		message := `<table><tr><td align="center"><img src="%s" width=150 /></td></tr><tr><td align="center"><b><a href="%s">%s</a> (%s)</b></td></tr><tr><td align="center">Added by %s</td></tr>`
-		message = fmt.Sprintf(message, dl.thumbnail, dl.url, dl.title, dl.duration.String(), dl.submitter.Name)
+		message = fmt.Sprintf(message, dl.thumbnail, dl.url, dl.title, dl.Duration().String(), dl.submitter.Name)
 		if !isNil(dl.playlist) {
 			message = fmt.Sprintf(message+`<tr><td align="center">From playlist "%s"</td></tr>`, dl.Playlist().Title())
 		}