diff --git a/doc/repmgr-cluster-event.sgml b/doc/repmgr-cluster-event.sgml
index 0ee8e221..9281ba80 100644
--- a/doc/repmgr-cluster-event.sgml
+++ b/doc/repmgr-cluster-event.sgml
@@ -71,9 +71,9 @@
       <programlisting>
     $ repmgr -f /etc/repmgr.conf cluster event --event=standby_register
      Node ID | Name  | Event            | OK | Timestamp           | Details
-    ---------+-------+------------------+----+---------------------+--------------------------------
-     3       | node3 | standby_register | t  | 2017-08-17 10:28:55 | standby registration succeeded
-     2       | node2 | standby_register | t  | 2017-08-17 10:28:53 | standby registration succeeded</programlisting>
+    ---------+-------+------------------+----+---------------------+-------------------------------------------------------
+     3       | node3 | standby_register | t  | 2019-04-16 10:59:59 | standby registration succeeded; upstream node ID is 1
+     2       | node2 | standby_register | t  | 2019-04-16 10:59:57 | standby registration succeeded; upstream node ID is 1</programlisting>
     </para>
   </refsect1>
 </refentry>
diff --git a/repmgr-action-standby.c b/repmgr-action-standby.c
index 133a46ad..9dbc3c72 100644
--- a/repmgr-action-standby.c
+++ b/repmgr-action-standby.c
@@ -1725,12 +1725,13 @@ do_standby_register(void)
 
 	if (record_created == false)
 	{
-		appendPQExpBufferStr(&details,
-							 "standby registration failed");
+		appendPQExpBuffer(&details,
+						  _("standby registration failed; provided upstream node ID was %i"),
+						  node_record.upstream_node_id);
 
 		if (runtime_options.force == true)
 			appendPQExpBufferStr(&details,
-								 " (-F/--force option was used)");
+								 _(" (-F/--force option was used)"));
 
 		create_event_notification_extended(
 			primary_conn,
@@ -1750,12 +1751,13 @@ do_standby_register(void)
 		exit(ERR_BAD_CONFIG);
 	}
 
-	appendPQExpBufferStr(&details,
-						 "standby registration succeeded");
+	appendPQExpBuffer(&details,
+					  _("standby registration succeeded; upstream node ID is %i"),
+					  node_record.upstream_node_id);
 
 	if (runtime_options.force == true)
 		appendPQExpBufferStr(&details,
-							 " (-F/--force option was used)");
+							 _(" (-F/--force option was used)"));
 
 
 	/* Log the event */