reg CPT with capabilities

$labels = array('name' => 'FB accounts',
   'singular_name' => 'FB account',
   'menu_name' => 'FB accounts',
   'parent_item_colon' => 'Родительский:',
   'all_items' => 'Все FB accounts',
   'view_item' => 'Просмотреть',
   'add_new_item' => 'Добавить FB account',
   'add_new' => 'Добавить FB account',
   'edit_item' => 'Редактировать FB account',
   'update_item' => 'Обновить FB account',
   'search_items' => 'Найти FB account',
   'not_found' => 'Не найдено',
   'not_found_in_trash' => 'Не найдено в корзине' );
  $args = array('labels' => $labels,
   'supports' => array('title', 'author'),
   'public' => true,
   'menu_position' => 5,
   'show_ui' => true,
    'show_in_menu' => true,
    'show_in_nav_menus' => true,
    'publicly_queryable' => true,
    'exclude_from_search' => false,
    'has_archive' => true,
    'query_var' => true,
    'can_export' => true,
    'rewrite' => true,
    'capabilities' => array(
      'edit_post' => 'edit_fb_account',
      'edit_posts' => 'edit_fb_accounts',
      'edit_others_posts' => 'edit_other_fb_accounts',
      'publish_posts' => 'publish_fb_accounts',
      'read_post' => 'read_fb_account',
      'read_private_posts' => 'read_private_fb_accounts',
      'delete_post' => 'delete_fb_account'
    ),
   'menu_icon' => 'dashicons-book');

  register_post_type('fb_account', $args);