diff --git a/wp-admin/includes/upgrade.php b/wp-admin/includes/upgrade.php
index c5fe6901e7..e44ff28c78 100644
--- a/wp-admin/includes/upgrade.php
+++ b/wp-admin/includes/upgrade.php
@@ -281,7 +281,7 @@ As a new WordPress user, you should go to <a href=\"%s\">your dashboard</a> to d
 	update_option( 'widget_archives', array ( 2 => array ( 'title' => '', 'count' => 0, 'dropdown' => 0 ), '_multiwidget' => 1 ) );
 	update_option( 'widget_categories', array ( 2 => array ( 'title' => '', 'count' => 0, 'hierarchical' => 0, 'dropdown' => 0 ), '_multiwidget' => 1 ) );
 	update_option( 'widget_meta', array ( 2 => array ( 'title' => '' ), '_multiwidget' => 1 ) );
-	update_option( 'sidebars_widgets', array ( 'wp_inactive_widgets' => array ( ), 'primary-widget-area' => array ( 0 => 'search-2', 1 => 'recent-posts-2', 2 => 'recent-comments-2', 3 => 'archives-2', 4 => 'categories-2', 5 => 'meta-2', ), 'secondary-widget-area' => array ( ), 'first-footer-widget-area' => array ( ), 'second-footer-widget-area' => array ( ), 'third-footer-widget-area' => array ( ), 'fourth-footer-widget-area' => array ( ), 'array_version' => 3 ) );
+	update_option( 'sidebars_widgets', array ( 'wp_inactive_widgets' => array ( ), 'sidebar-1' => array ( 0 => 'search-2', 1 => 'recent-posts-2', 2 => 'recent-comments-2', 3 => 'archives-2', 4 => 'categories-2', 5 => 'meta-2', ), 'sidebar-2' => array ( ), 'sidebar-3' => array ( ), 'sidebar-4' => array ( ), 'sidebar-5' => array ( ), 'array_version' => 3 ) );
 
 	if ( is_multisite() ) {
 		// Flush rules to pick up the new page.