diff --git a/29.md b/29.md
index 80e0f96..885dae4 100644
--- a/29.md
+++ b/29.md
@@ -175,6 +175,7 @@ Each moderation action uses a different kind and requires different arguments, w
 | 9005 | `delete-event`      |                                                |
 | 9007 | `create-group`      |                                                |
 | 9008 | `delete-group`      |                                                |
+| 9009 | `create-invite`     |                                                |
 
 It's expected that the group state (of who is an allowed member or not, who is an admin and with which permission or not, what are the group name and picture etc) can be fully reconstructed from the canonical sequence of these events.