diff --git a/reference/yaz/configure.xml b/reference/yaz/configure.xml
index 2321d6378d..e8e9aeec4c 100644
--- a/reference/yaz/configure.xml
+++ b/reference/yaz/configure.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.5 $ -->
+<!-- $Revision: 1.6 $ -->
 <section id="yaz.installation">
  &reftitle.install;
  <para>
@@ -26,6 +26,25 @@ make install
    </programlisting>
   </informalexample>
  </para>
+ <para>
+  If you are using YAZ as a shared extension, add (or uncomment) the following
+  line in <filename>php.ini</filename> on Unix:
+  <screen>
+   extension=php_yaz.so
+  </screen>
+  And for Windows:
+  <screen>
+   extension=php_yaz.dll
+  </screen>
+ </para>
+ <para>
+  On windows, <filename>php_yaz.dll</filename> depend on
+  <filename>yaz.dll</filename>. You'll find <filename>yaz.dll</filename>
+  in sub directory <filename>dlls</filename> in the Win32 zip archive.
+  Copy <filename>yaz.dll</filename> to a directory in your PATH environment
+  (<filename>c:\winnt\system32</filename> or
+  <filename>c:\windows\system32</filename>).
+ </para>
 
  &warn.imaprecodeyaz;