diff --git a/src/wp-includes/class-wp-query.php b/src/wp-includes/class-wp-query.php
index a0d364976e..fb1fea61fb 100644
--- a/src/wp-includes/class-wp-query.php
+++ b/src/wp-includes/class-wp-query.php
@@ -627,6 +627,7 @@ class WP_Query {
 	 * @since 4.9.0 Introduced the `$comment_count` parameter.
 	 * @since 5.1.0 Introduced the `$meta_compare_key` parameter.
 	 * @since 5.3.0 Introduced the `$meta_type_key` parameter.
+	 * @since 6.1.0 Introduced the `$update_menu_item_cache` parameter.
 	 *
 	 * @param string|array $query {
 	 *     Optional. Array or string of Query parameters.
diff --git a/src/wp-includes/nav-menu.php b/src/wp-includes/nav-menu.php
index c018cf23f9..8df3cd2cc8 100644
--- a/src/wp-includes/nav-menu.php
+++ b/src/wp-includes/nav-menu.php
@@ -753,11 +753,11 @@ function wp_get_nav_menu_items( $menu, $args = array() ) {
 }
 
 /**
- * Prime all linked objects to menu items.
+ * Updates post and term caches for all linked objects for a list of menu items.
  *
  * @since 6.1.0
  *
- * @param WP_Post[] $menu_items Array post objects of menu items.
+ * @param WP_Post[] $menu_items Array of menu item post objects.
  */
 function update_menu_item_cache( $menu_items ) {
 	$post_ids = array();
@@ -767,6 +767,7 @@ function update_menu_item_cache( $menu_items ) {
 		if ( 'nav_menu_item' !== $menu_item->post_type ) {
 			continue;
 		}
+
 		$object_id = get_post_meta( $menu_item->ID, '_menu_item_object_id', true );
 		$type      = get_post_meta( $menu_item->ID, '_menu_item_type', true );
 
diff --git a/tests/phpunit/tests/post/nav-menu.php b/tests/phpunit/tests/post/nav-menu.php
index 02ee4cfe4a..2e38640fd2 100644
--- a/tests/phpunit/tests/post/nav-menu.php
+++ b/tests/phpunit/tests/post/nav-menu.php
@@ -204,8 +204,9 @@ class Tests_Post_Nav_Menu extends WP_UnitTestCase {
 
 	/**
 	 * @ticket 55620
+	 * @covers update_menu_item_cache
 	 */
-	public function test_update_menu_item_cache_primed_post() {
+	public function test_update_menu_item_cache_primed_posts() {
 		$post_id = self::factory()->post->create();
 		wp_update_nav_menu_item(
 			$this->menu_id,
@@ -229,11 +230,12 @@ class Tests_Post_Nav_Menu extends WP_UnitTestCase {
 
 		$args = $action->get_args();
 		$last = end( $args );
-		$this->assertEqualSets( array( $post_id ), $last[1], '_prime_post_caches was not executed.' );
+		$this->assertEqualSets( array( $post_id ), $last[1], '_prime_post_caches() was not executed.' );
 	}
 
 	/**
 	 * @ticket 55620
+	 * @covers update_menu_item_cache
 	 */
 	public function test_update_menu_item_cache_primed_terms() {
 		register_taxonomy( 'wptests_tax', 'post', array( 'hierarchical' => true ) );
@@ -260,7 +262,7 @@ class Tests_Post_Nav_Menu extends WP_UnitTestCase {
 
 		$args = $action->get_args();
 		$last = end( $args );
-		$this->assertEqualSets( array( $term_id ), $last[1], '_prime_term_caches was not executed.' );
+		$this->assertEqualSets( array( $term_id ), $last[1], '_prime_term_caches() was not executed.' );
 	}
 
 	/**