diff --git a/39.md b/39.md
index c819e43b..f5ebe351 100644
--- a/39.md
+++ b/39.md
@@ -12,9 +12,11 @@ Nostr protocol users may have other online identities such as usernames, profile
 
 ## `i` tag on a metadata event
 
-A new optional `i` tag is introduced for `kind 0` metadata event contents in addition to name, about, picture fields as included in [NIP-01](https://github.com/nostr-protocol/nips/blob/master/01.md):
+A new optional `i` tag is introduced for `kind 0` metadata event defined in [NIP-01](https://github.com/nostr-protocol/nips/blob/master/01.md):
 ```json
 {
+  "id": <id>,
+  "pubkey": <pubkey>,
   "tags": [
     ["i", "github:semisol", "9721ce4ee4fceb91c9711ca2a6c9a5ab"],
     ["i", "twitter:semisol_public", "1619358434134196225"],