diff --git a/wp-cron.php b/wp-cron.php
index 1d848c3b35..7853e79e96 100644
--- a/wp-cron.php
+++ b/wp-cron.php
@@ -20,6 +20,8 @@ ignore_user_abort( true );
 
 /* Don't make the request block till we finish, if possible. */
 if ( function_exists( 'fastcgi_finish_request' ) && version_compare( phpversion(), '7.0.16', '>=' ) ) {
+	header( 'Expires: Wed, 11 Jan 1984 05:00:00 GMT' );
+	header( 'Cache-Control: no-cache, must-revalidate, max-age=0' );
 	fastcgi_finish_request();
 }
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index c7847b398f..80456a0e0e 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.3-alpha-45559';
+$wp_version = '5.3-alpha-45560';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.