diff --git a/wp-admin/includes/post.php b/wp-admin/includes/post.php
index a2bbd8753e..785dcf933f 100644
--- a/wp-admin/includes/post.php
+++ b/wp-admin/includes/post.php
@@ -1086,7 +1086,7 @@ function wp_edit_posts_query( $q = false ) {
 	$query = compact('post_type', 'post_status', 'perm', 'order', 'orderby', 'posts_per_page');
 
 	// Hierarchical types require special args.
-	if ( is_post_type_hierarchical( $post_type ) && !isset($orderby) ) {
+	if ( is_post_type_hierarchical( $post_type ) && empty( $orderby ) ) {
 		$query['orderby'] = 'menu_order title';
 		$query['order'] = 'asc';
 		$query['posts_per_page'] = -1;
diff --git a/wp-includes/version.php b/wp-includes/version.php
index a300b90293..63741caa4e 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.0.2-RC2-44337';
+$wp_version = '5.0.2-RC2-44339';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.