diff --git a/content/en/development/activitypub.md b/content/en/development/activitypub.md
index 6f72d2bda77869d67b8520a86bf48fdfd49b1187..ff8bc4c0fc3757e7c5d427374cf80c138aae9c3e 100644
--- a/content/en/development/activitypub.md
+++ b/content/en/development/activitypub.md
@@ -17,7 +17,6 @@ menu:
 
 - All object IDs must use the `https://` schema.
 - Servers must offer a [WebFinger](https://tools.ietf.org/html/rfc7033) endpoint for turning usernames into actors.
-- `Application`, `Group`, `Organization`, `Person`, `Service` are valid actors.
 - Activities attributed to an actor must have an ID on the same host as the actor.
 
 ## Activities