-use BookStack\Entities\Managers\BookContents;
-use BookStack\Entities\Bookshelf;
-use BookStack\Entities\Managers\EntityContext;
+use BookStack\Actions\ActivityType;
+use BookStack\Entities\Tools\BookContents;
+use BookStack\Entities\Models\Bookshelf;
+use BookStack\Entities\Tools\PermissionsUpdater;
+use BookStack\Entities\Tools\ShelfContext;