diff --git a/doc/src/sgml/docguide.sgml b/doc/src/sgml/docguide.sgml
index 7ec75a3..7bbe324 100644
*** a/doc/src/sgml/docguide.sgml
--- b/doc/src/sgml/docguide.sgml
*************** CATALOG "docbook/4.2/catalog"
*** 268,274 ****
      available for <productname>Debian GNU/Linux</productname>.
      To install, simply use:
  <programlisting>
! apt-get install docbook docbook-dsssl docbook-xsl openjade xsltproc
  </programlisting>
     </para>
    </sect2>
--- 268,274 ----
      available for <productname>Debian GNU/Linux</productname>.
      To install, simply use:
  <programlisting>
! apt-get install docbook docbook-dsssl docbook-xsl openjade1.3 xsltproc
  </programlisting>
     </para>
    </sect2>
*************** make install
*** 309,314 ****
--- 309,327 ----
          installed and you want to install the rest of the toolchain
          locally.)
         </para>
+ 
+        <note>
+        <para>
+         Some users have reported encountering a segmentation fault using
+         openjade 1.4devel to build the PDFs, with a message like:
+ <screen>
+ openjade:./stylesheet.dsl:664:2:E: flow object not accepted by port; only display flow objects accepted
+ make: *** [postgres-A4.tex-pdf] Segmentation fault
+ </screen>
+         Downgrading to openjade 1.3 should get rid of this error.
+        </para>
+        </note>
+ 
        </step>
  
        <step id="doc-openjade-install">