diff --git a/xx.md b/xx.md
index 4d7a2aa3..9a63d757 100644
--- a/xx.md
+++ b/xx.md
@@ -6,13 +6,16 @@ Audio Events
 
 `draft` `optional`
 
-This NIP defines a new event kind `31337` representing an audio track. These events are _parameterized replaceable_
-as defined in [NIP-01](./01.md) and deletable per [NIP-09](09.md).
+This NIP defines several new event kinds representing different types of audio track. These events
+are _parameterized replaceable_ as defined in [NIP-01](./01.md) and deletable per [NIP-09](09.md).
 
 Unlike a `kind 1` event with audio attached, audio events are intended to be surfaced in an audio-specific context
 rather than in a general micro-blogging context.
 
-A kind `31337` event's `content` should be summary or description of the audio content.
+The following kinds are defined by this NIP:
+
+- `31337` represents a music track
+- `31338` represents a podcast episode
 
 The following tags are required:
 
@@ -33,6 +36,8 @@ The following tags are optional:
 
 Note that artists, producers, SHOULD be referred to using both a plaintext `c` tag AND a conventional `p` tag when pubkey is available. When doing so, the `p` tag's petname MUST be the same as the `c` tag's value. In this way `c` tags can be used to indicate genre, as well as artist, producer, etc.
 
+`content` SHOULD be summary or description of the audio content.
+
 Example:
 
 ```json