(Angular 5) Error when import countrypicker to app module. Error message "node_modules/@angular/core/core"' has no exported member 'OpaqueToken'"

Does anyone know how to use country picker in angular 5 or more (countrypicker in angular 2 link https://www.npmjs.com/package/angular2-countrypicker), because after install countrypicker using "$ npm install angular2-countrypicker --save" i got some error

error when import countrypicker pulgin to module