diff --git a/src/wp-includes/class-wp-theme-json-resolver.php b/src/wp-includes/class-wp-theme-json-resolver.php
index ee153eb657..cf14486f67 100644
--- a/src/wp-includes/class-wp-theme-json-resolver.php
+++ b/src/wp-includes/class-wp-theme-json-resolver.php
@@ -408,7 +408,7 @@ class WP_Theme_JSON_Resolver {
 		$stylesheet       = $theme->get_stylesheet();
 		$args             = array(
 			'posts_per_page'      => 1,
-			'orderby'             => 'post_date',
+			'orderby'             => 'date',
 			'order'               => 'desc',
 			'post_type'           => $post_type_filter,
 			'post_status'         => $post_status_filter,