diff --git a/doc/src/sgml/xfunc.sgml b/doc/src/sgml/xfunc.sgml
index fe73acb71a7..25dece1853c 100644
--- a/doc/src/sgml/xfunc.sgml
+++ b/doc/src/sgml/xfunc.sgml
@@ -1,4 +1,4 @@
-<!-- $PostgreSQL: pgsql/doc/src/sgml/xfunc.sgml,v 1.120.2.3 2010/05/16 03:56:11 rhaas Exp $ -->
+<!-- $PostgreSQL: pgsql/doc/src/sgml/xfunc.sgml,v 1.120.2.4 2010/08/06 20:08:58 petere Exp $ -->
 
  <sect1 id="xfunc">
   <title>User-Defined Functions</title>
@@ -2914,7 +2914,7 @@ CREATE FUNCTION make_array(anyelement) RETURNS anyarray
      Add-ins may reserve LWLocks and an allocation of shared memory on server
      startup.  The add-in's shared library must be preloaded by specifying
      it in 
-     <xref linkend="guc-shared-preload-libraries"><indexterm><primary>shared-preload-libraries</></>.
+     <xref linkend="guc-shared-preload-libraries"><indexterm><primary>shared_preload_libraries</></>.
      Shared memory is reserved by calling:
 <programlisting>
 void RequestAddinShmemSpace(int size)