diff --git a/37.md b/37.md
index 88e18e3f..9b438514 100644
--- a/37.md
+++ b/37.md
@@ -11,7 +11,7 @@ This NIP describes how digital services can announce how clients can reach them,
 ## Motivation
 Nostr decouples applications completely from the transportation layer, meaning services no longer have to be designed around a single transportation method, but can be accessible through a plethora of ways. This NIP is meant to act as a lookup system that tells a client what transportation methods can be used to access a service.
 
-#### Spec
+## Spec
 
 A replacable event of kind `11111` event containing or more of the following tag(s):
 ```json
@@ -20,7 +20,7 @@ A replacable event of kind `11111` event containing or more of the following tag
 - `<network>` describes the network.
 - `<address>` describes how to address the service, this value may or may not include a protocol based on the tag's first value.
 
-#### Example
+## Example
 
 ```json
 {
@@ -33,7 +33,8 @@ A replacable event of kind `11111` event containing or more of the following tag
     ["lo-ra", "914.3Mhz"],
     ["ipv4", "157.240.212.35"],
     ["ipv6", "2001:db8:3333:4444:CCCC:DDDD:EEEE:FFFF"],
-    ["aviation", "pigeon://MainSt.45thAve"]
+    ["aviation", "pigeon://MainSt.45thAve"],
+    ["nip04", "<pubkey>"]
   ]
 }
 ```