```ruby
# encoding: utf-8
require 'serverspec'

include Serverspec::Helper::Exec
include Serverspec::Helper::DetectOS

RSpec.configure do |c|
  c.before :all do
    c.path = '/sbin:/usr/sbin'
  end
end
```

Fix Serverspec for current version.
user
```ruby
# Encoding: utf-8
require 'serverspec'

set :backend, :exec
set :path, '/sbin:/usr/local/sbin:$PATH'
```
assistant