diff --git a/wp-includes/sitemaps/providers/class-wp-sitemaps-posts.php b/wp-includes/sitemaps/providers/class-wp-sitemaps-posts.php
index 233396b7f8..e03af6e357 100644
--- a/wp-includes/sitemaps/providers/class-wp-sitemaps-posts.php
+++ b/wp-includes/sitemaps/providers/class-wp-sitemaps-posts.php
@@ -37,6 +37,8 @@ class WP_Sitemaps_Posts extends WP_Sitemaps_Provider {
 		$post_types = get_post_types( array( 'public' => true ), 'objects' );
 		unset( $post_types['attachment'] );
 
+		$post_types = array_filter( $post_types, 'is_post_type_viewable' );
+
 		/**
 		 * Filters the list of post object sub types available within the sitemap.
 		 *
diff --git a/wp-includes/sitemaps/providers/class-wp-sitemaps-taxonomies.php b/wp-includes/sitemaps/providers/class-wp-sitemaps-taxonomies.php
index 4ee3143d63..b8ea2e94d2 100644
--- a/wp-includes/sitemaps/providers/class-wp-sitemaps-taxonomies.php
+++ b/wp-includes/sitemaps/providers/class-wp-sitemaps-taxonomies.php
@@ -35,6 +35,8 @@ class WP_Sitemaps_Taxonomies extends WP_Sitemaps_Provider {
 	public function get_object_subtypes() {
 		$taxonomies = get_taxonomies( array( 'public' => true ), 'objects' );
 
+		$taxonomies = array_filter( $taxonomies, 'is_taxonomy_viewable' );
+
 		/**
 		 * Filter the list of taxonomy object subtypes available within the sitemap.
 		 *
diff --git a/wp-includes/version.php b/wp-includes/version.php
index e36acd77e1..dc6f8e263c 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.5-beta1-48473';
+$wp_version = '5.5-beta1-48474';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.