diff --git a/22.md b/22.md
index 9d832e93..1cd7801b 100644
--- a/22.md
+++ b/22.md
@@ -31,7 +31,7 @@ There can be multiple `kind:18`s pointing to separate keys. Finding which event
 
 ## Information retention
 
-Supporting Relays and Clients MUST NOT accept Event Deletion ([NIP-09](09.md)) requests of `kind:18`s.
+Supporting Relays and Clients MUST reject Event Deletion ([NIP-09](09.md)) requests of `kind:18`s.
 
 Clients SHOULD use Generic Repost (`kind:16`) with a stringified version of the `kind:18` to guarantee its retention in as many relays as possible.