diff --git a/src/Simplex/Chat/Protocol.hs b/src/Simplex/Chat/Protocol.hs
index f974ee7c9b..955205396d 100644
--- a/src/Simplex/Chat/Protocol.hs
+++ b/src/Simplex/Chat/Protocol.hs
@@ -1222,12 +1222,14 @@ data ContactShortLinkData = ContactShortLinkData
   }
   deriving (Show)
 
+-- TODO [chat relays] owner's public key for signing group actions and messages
 data GroupShortLinkData = GroupShortLinkData
   { groupProfile :: GroupProfile,
     chatRelays :: [ChatRelayInfo]
   }
   deriving (Show)
 
+-- TODO [chat relays] relays public keys
 data ChatRelayInfo = ChatRelayInfo
   { relayLink :: ConnLinkContact
   }