diff --git a/doc/src/sgml/pgupgrade.sgml b/doc/src/sgml/pgupgrade.sgml
new file mode 100644
index d676d28..4ac0e56
*** a/doc/src/sgml/pgupgrade.sgml
--- b/doc/src/sgml/pgupgrade.sgml
*************** psql --username postgres --file script.s
*** 442,448 ****
      <para>
       Because optimizer statistics are not transferred by <command>pg_upgrade</>, you will
       be instructed to run a command to regenerate that information at the end
!      of the upgrade.
      </para>
     </step>
  
--- 442,449 ----
      <para>
       Because optimizer statistics are not transferred by <command>pg_upgrade</>, you will
       be instructed to run a command to regenerate that information at the end
!      of the upgrade.  You might need to set connection parameters to
!      match your new cluster.
      </para>
     </step>