diff --git a/textile/features.textile b/textile/features.textile
index f3d83a6f..1a2ac4f2 100644
--- a/textile/features.textile
+++ b/textile/features.textile
@@ -2104,8 +2104,8 @@ class RealtimePresence: // RTP*
     direction: .Backwards | .Forwards api-default .Backwards, // RTP12a
     limit: int api-default 100, // RTP12a
   ) => io PaginatedResult<PresenceMessage> // RTP12
-  subscribe((PresenceMessage) ->) => io // RTP6a
-  subscribe(PresenceAction | [PresenceAction], (PresenceMessage) ->) => io // RTP6b
+  subscribe((PresenceMessage) ->) => io ChannelStateChange? // RTP6a
+  subscribe(PresenceAction | [PresenceAction], (PresenceMessage) ->) => io ChannelStateChange? // RTP6b
   unsubscribe() // RTP7c
   unsubscribe((PresenceMessage) ->) // RTP7a
   unsubscribe(PresenceAction, (PresenceMessage) ->) // RTP7b