Index: src/wp-cron.php
===================================================================
--- src/wp-cron.php	(revision 44409)
+++ src/wp-cron.php	(working copy)
@@ -16,6 +16,9 @@
  * @package WordPress
  */
 
+if ( defined( 'WP_USE_FASTCGI_FINISH_REQUEST' ) && function_exists( 'fastcgi_finish_request' ) )
+	fastcgi_finish_request();
+
 ignore_user_abort(true);
 
 if ( !empty($_POST) || defined('DOING_AJAX') || defined('DOING_CRON') )