diff --git a/reference/runkit/sandbox.xml b/reference/runkit/sandbox.xml
index c8f0414194..da141dbc4e 100644
--- a/reference/runkit/sandbox.xml
+++ b/reference/runkit/sandbox.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="iso-8859-1"?>
-<!-- $Revision: 1.2 $ -->
+<!-- $Revision: 1.3 $ -->
 <!-- Generated by xml_proto.php v2.2. Found in /scripts directory of phpdoc. -->
 <refentry id="runkit.sandbox">
  <refnamediv>
@@ -165,7 +165,7 @@ bool(false)
 <?php
 $sandbox = new Runkit_Sandbox();
 
-$sandbox->str_replace('a','f','abc');
+echo $sandbox->str_replace('a','f','abc');
 ]]>
    </programlisting>
   </example>
@@ -191,8 +191,8 @@ $sandbox = new Runkit_Sandbox();
 
 $foo = 'bar';
 $sandbox->foo = 'baz';
-$sandbox->str_replace('a',$foo,'a');
-$sandbox->str_replace('a',$sandbox->foo,'a');
+echo $sandbox->str_replace('a',$foo,'a');
+echo $sandbox->str_replace('a',$sandbox->foo,'a');
 ]]>
    </programlisting>
   </example>