diff --git a/reference/spl/book.xml b/reference/spl/book.xml
index 56b73bc791..bffb097780 100644
--- a/reference/spl/book.xml
+++ b/reference/spl/book.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- $Revision: 1.9 $ -->
+<!-- $Revision: 1.10 $ -->
 
 <book xml:id="book.spl" xmlns="http://docbook.org/ns/docbook" xmlns:xlink="http://www.w3.org/1999/xlink">
  <title>Standard PHP Library (SPL)</title>
@@ -11,12 +11,12 @@
    SPL is a collection of interfaces and classes that are meant to solve
    standard problems. 
   </para>
-  <tip>
+  <note>
    <para>
     Legacy "doxygen" documentations can be found
     <link xlink:href="http://www.php.net/~helly/php/ext/spl/">here</link>.
    </para>
-  </tip>
+  </note>
  </preface>
 
  &reference.spl.setup;