diff --git a/doc/src/sgml/docguide.sgml b/doc/src/sgml/docguide.sgml
new file mode 100644
index 09a4697..e807c29
*** a/doc/src/sgml/docguide.sgml
--- b/doc/src/sgml/docguide.sgml
***************
*** 244,251 ****
  
     <para>
      It's possible that the ports do not update the main catalog file
!     in <filename>/usr/local/share/sgml/catalog.ports</filename> or order
!     isn't proper .  Be sure to have the following lines in beginning of file:
  <programlisting>
  CATALOG "openjade/catalog"
  CATALOG "iso8879/catalog"
--- 244,252 ----
  
     <para>
      It's possible that the ports do not update the main catalog file
!     in <filename>/usr/local/share/sgml/catalog.ports</filename> or that the 
!     order isn't proper.  Be sure to have the following lines in the beginning
!     of the file:
  <programlisting>
  CATALOG "openjade/catalog"
  CATALOG "iso8879/catalog"