diff --git a/09.md b/09.md
index a73e0ab1..9dab90ff 100644
--- a/09.md
+++ b/09.md
@@ -8,7 +8,7 @@ Event Deletion
 
 A special event with kind `5`, meaning "deletion" is defined as having a list of one or more `e` tags, each referencing an event the author is requesting to be deleted.
 
-Each tag entry must contain an "e" event id intended for deletion.
+Each tag entry must contain an "e" event id and/or NIP-33 `a` tags intended for deletion.
 
 The event's `content` field MAY contain a text note describing the reason for the deletion.
 
@@ -20,7 +20,8 @@ For example:
   "pubkey": <32-bytes hex-encoded public key of the event creator>,
   "tags": [
     ["e", "dcd59..464a2"],
-    ["e", "968c5..ad7a4"]
+    ["e", "968c5..ad7a4"],
+    ["a", "<kind>:<pubkey>:<d-identifier>"]
   ],
   "content": "these posts were published by accident",
   ...other fields