Powershell change value inside XML file

[System.Xml.XmlDocument]$file = new-object System.Xml.XmlDocument
$file.load("D:\baba\Launcher.en-US.resx")
$xml_peoples= $file.SelectNodes("/root/data[@name='CompanyName']")
foreach ($person in $xml_peoples) {
   $person.value="baba"
   }
   $file.Save("D:\baba\Launcher.en-US.resx")