--- a/mod_s2s_keepalive/mod_s2s_keepalive.lua	Fri Jan 03 16:24:11 2014 -0500
+++ b/mod_s2s_keepalive/mod_s2s_keepalive.lua	Sat Jan 04 20:01:11 2014 +0100
@@ -19,7 +19,7 @@
 	for session in pairs(prosody.incoming_s2s) do
 		if session.type == "s2sin" -- as opposed to _unauthed
 		and (not(keepalive_servers) or keepalive_servers:contains(session.from_host)) then
-			session.conn:send " ";
+			session.sends2s " ";
 			-- If the connection is dead, this should make it time out.
 		end
 	end