diff --git a/music.pos.md b/music.pos.md
index 1441fc7..4e5f7b6 100644
--- a/music.pos.md
+++ b/music.pos.md
@@ -17,4 +17,5 @@ music.pos(12.5)
 ```
 
 ### Vore també
+* [music.duration](music.duration)
 * [music.play](music.play)