<html>
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
  </head>
  <body>
    <blockquote type="cite"
      cite="mid:863d8fd5-a901-9d6f-cd73-4da99cb3bba9@timedicer.co.uk">
      <blockquote type="cite" style="color: #007cff;">
        <a class="moz-txt-link-freetext"
href="https://spamassassin.apache.org/full/3.4.x/doc/Mail_SpamAssassin_Conf.html#subjprefix"
          moz-do-not-send="true">https://spamassassin.apache.org/full/3.4.x/doc/Mail_SpamAssassin_Conf.html#subjprefix</a>
        <br>
        <br>
      </blockquote>
      Good call. But if Amavis is calling SA (which is normal) this
      feature in SA can still be used can't it?
    </blockquote>
    <p>SA-in-Amavis cannot rewrite a header on its own.<br>
    </p>
  </body>
</html>