diff --git a/172.md b/172.md
index d2b7a533..28c36120 100644
--- a/172.md
+++ b/172.md
@@ -10,7 +10,7 @@ The goal of this NIP is to create moderator-approved public communities around a
 
 # Community Definition
 
-`Kind:34550` SHOULD include any field that helps define the community and the set of moderators.
+`Kind:34550` SHOULD include any field that helps define the community and the set of moderators. `relay` tags MAY be used to describe the preferred relay to download requests and approvals. 
 
 ```js
 {
@@ -30,9 +30,10 @@ The goal of this NIP is to create moderator-approved public communities around a
     ["p", "<32-bytes hex of a pubkey2>", "<optional recommended relay URL>", "moderator"],
     ["p", "<32-bytes hex of a pubkey3>", "<optional recommended relay URL>", "moderator"],
 	
-    // relays used by the community 
+    // relays used by the community (w/optional marker)
     ["relay", "<relay hosting author kind 0>", "author"],
-    ["relay", "<relay where to post requests to and fetch approvals from>"], 
+    ["relay", "<relay where to send and receive requests>", "requests"], 
+    ["relay", "<relay where to send and receive approvals>", "approvals"],
     ["relay", "<relay where to post requests to and fetch approvals from>"]
   ]
 }