diff --git a/wp-admin/includes/class-wp-ms-sites-list-table.php b/wp-admin/includes/class-wp-ms-sites-list-table.php
index ad937342f..f5a68c42c 100644
--- a/wp-admin/includes/class-wp-ms-sites-list-table.php
+++ b/wp-admin/includes/class-wp-ms-sites-list-table.php
@@ -151,10 +151,9 @@ class WP_MS_Sites_List_Table extends WP_List_Table {
 
 	function get_sortable_columns() {
 		return array(
-			'id'          => 'id',
 			'blogname'    => 'blogname',
 			'lastupdated' => 'lastupdated',
-			'registered'  => 'registered',
+			'registered'  => 'id',
 		);
 	}