diff --git a/63.md b/63.md
index 3c1b3129..2f3c498f 100644
--- a/63.md
+++ b/63.md
@@ -10,9 +10,9 @@ Event kind `33012` is used to represent one or more Nostr filters.
 
 The `d` tag represents the subscription id and the `filter` tag contains the JSON-stringified [NIP-01](01.md) filter. 
 
-The optional `relays` tag contains the destination relays the filter was designed to download events from.
+The optional `relay` tag lists the authorized relays the filter can download events from.
 
-The optional `authorized` pubkey contains the pubkey authorized to re-use this filter and receive events on behalf of the user. 
+The optional `authorized` tag lists the pubkeys that are authorized to receive authed events on behalf of the user. 
 
 ```js
 {
@@ -22,7 +22,8 @@ The optional `authorized` pubkey contains the pubkey authorized to re-use this f
     ["filter", "<filter1>"],
     ["filter", "<filter2>"],
     ["authorized", "<32-bytes lowercase hex of a pubkey>"], 
-    ["relays", "<relay1>", "<relay2>", ...],
+    ["relay", "<relay1>"],
+    ["relay", "<relay2>"],
     ["expiration", "<unix timestamp>"],
   ],
   "content": "",
@@ -40,7 +41,7 @@ Supporting relays interpret the `filter` tags in the same way they do with `REQ`
 
 Relays MUST authenticate the `authorized` key if present. 
 
-Relays MUST verify if they are included in the `relays` list if present. 
+Relays MUST verify if they are included in the `relay` tag list if present. 
 
 Relays MUST comply with the `expiration` to limit the reuse of the filter.