Laravel: Class '\App\User' not found error?

i have just renamed my project by excuting php artisan app:name bsms. then run the application but i got an error

Symfony \ Component \ Debug \ Exception \ FatalThrowableError (E_ERROR) Class '\App\User' not found

here is my auth.php providers.

 'providers' => [
    'users' => [
        'driver' => 'eloquent',
        'model' => bsms\User::class,
    ],

this AuthController.php top includings

<?php namespace bsms;
use Cartalyst\Sentinel\Users\EloquentUser;
use Illuminate\Database\Eloquent\SoftDeletes;
use Cviebrock\EloquentTaggable\Taggable;

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