Erro ao carregar no boot()

Erro:

Whoops\Exception\ErrorException  : Declaration of App\Scopes\Tenant\TenantScope::apply(Illuminate\Database\Query\Builder $builder, Illuminate\Database\Eloquent\Model $model) must be compatible with Illuminate\Database\Eloquent\Scope::apply(Illuminate\Database\Eloquent\Builder $builder, Illuminate\Database\Eloquent\Model $model)