diff --git a/sample-lnd.conf b/sample-lnd.conf
index 029547e06..7740734b9 100644
--- a/sample-lnd.conf
+++ b/sample-lnd.conf
@@ -1248,6 +1248,10 @@ litecoin.node=ltcd
 ; Defaults to the hostname.
 ; cluster.id=example.com
 
+; The session TTL in seconds after which a new leader is elected if the old
+; leader is shut down, crashed or becomes unreachable. 
+; cluster.leader-session-ttl=30
+
 [rpcmiddleware]
 
 ; Enable the RPC middleware interceptor functionality.