diff --git a/51.md b/51.md
index fb40b26..65bc484 100644
--- a/51.md
+++ b/51.md
@@ -32,6 +32,7 @@ For example, _mute list_ can contain the public keys of spammers and bad actors
 | Simple groups     | 10009 | [NIP-29](29.md) groups the user is in                       | `"group"` ([NIP-29](29.md) group ids + mandatory relay URL)                       |
 | Interests         | 10015 | topics a user may be interested in and pointers             | `"t"` (hashtags) and `"a"` (kind:30015 interest set)                              |
 | Emojis            | 10030 | user preferred emojis and pointers to emoji sets            | `"emoji"` (see [NIP-30](30.md)) and `"a"` (kind:30030 emoji set)                  |
+| DM relays         | 10050 | Where to receive [NIP-17](17.md) direct messages            | `"relay"` (see [NIP-17](17.md))                                                   |
 | Good wiki authors | 10101 | [NIP-54](54.md) user recommended wiki authors               | `"p"` (pubkeys)                                                                   |
 | Good wiki relays  | 10102 | [NIP-54](54.md) relays deemed to only host useful articles  | `"relay"` (relay URLs)                                                            |
 
diff --git a/README.md b/README.md
index 515f2a2..550888a 100644
--- a/README.md
+++ b/README.md
@@ -150,7 +150,7 @@ They exist to document what may be implemented by [Nostr](https://github.com/nos
 | `10009`       | User groups                     | [51](51.md), [29](29.md)               |
 | `10015`       | Interests list                  | [51](51.md)                            |
 | `10030`       | User emoji list                 | [51](51.md)                            |
-| `10050`       | Relay list to receive DMs       | [17](17.md)                            |
+| `10050`       | Relay list to receive DMs       | [51](51.md), [17](17.md)               |
 | `10096`       | File storage server list        | [96](96.md)                            |
 | `13194`       | Wallet Info                     | [47](47.md)                            |
 | `21000`       | Lightning Pub RPC               | [Lightning.Pub][lnpub]                 |