diff --git a/66.md b/66.md
index b242e856..30c11fb6 100644
--- a/66.md
+++ b/66.md
@@ -27,7 +27,7 @@ This event signals that the relay at `wss://somerelay.abc/` was reported "online
 
 | kind  | name                       | description                                                                             |
 |-------|----------------------------|-----------------------------------------------------------------------------------------|
-| [30166](#k30166) | Relay Discovery      | A PRE that is published by a monitor when a relay is online |
+| [30166](#k30166) | Relay Discovery      | An addressable event that is published by a monitor when a relay is online |
 | [10166](#k10166) | Relay Monitor Announcement | An RE that stores data that signals the intent of a pubkey to monitor relays and publish `30166` events at a regular _frequency_ |
 
 ## Ontology
@@ -40,7 +40,7 @@ This event signals that the relay at `wss://somerelay.abc/` was reported "online
 ## `30166`: "Relay Discovery" <a id="k30166"></a>
 
 ### Summary
-`30166` is a `NIP-33` Parameterized-Replaceable Event [PRE], referred to as a "Relay Discovery" event. These events are optimized with a small footprint for protocol-level relay Discovery.
+`30166` is a `NIP-33` addressable event, referred to as a "Relay Discovery" event. These events are optimized with a small footprint for protocol-level relay Discovery.
 
 ### Purpose 
 Discovery of relays over nostr.