diff --git a/reference/strings/functions/chunk-split.xml b/reference/strings/functions/chunk-split.xml
index 3d00efa4c1..41d6e6271e 100644
--- a/reference/strings/functions/chunk-split.xml
+++ b/reference/strings/functions/chunk-split.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
 <!-- splitted from ./en/functions/strings.xml, last change in rev 1.2 -->
   <refentry id="function.chunk-split">
    <refnamediv>
@@ -34,7 +34,8 @@ $new_string = chunk_split(base64_encode($data));
     </para>
     <simpara>
      See also <function>explode</function>, <function>split</function> 
-     and <function>wordwrap</function>.
+     <function>wordwrap</function> and
+     <ulink url="&url.rfc;rfc2045.html">RFC 2045</ulink>.
     </simpara>
    </refsect1>
   </refentry>