diff --git a/support/doc/api/embeds.md b/support/doc/api/embeds.md
index 80d6c2279..7085b4b0a 100644
--- a/support/doc/api/embeds.md
+++ b/support/doc/api/embeds.md
@@ -125,6 +125,8 @@ The parameter of the callback will resemble:
 }
 ```
 
+`duration` field and `ended` `playbackState` are available in PeerTube >= 2.2.
+
 The `volume` field contains the volume from `0` (silent) to `1` (full volume).
 The `playbackState` can be `unstarted`, `playing`, `paused` or `ended`. More states may be added later.