diff --git a/features/safe-mode.xml b/features/safe-mode.xml
index 17bb877290..dad601b237 100644
--- a/features/safe-mode.xml
+++ b/features/safe-mode.xml
@@ -28,9 +28,9 @@ disable_functions =
    </computeroutput>
    Running this script.php 
    <programlisting role="php">
-<?php
+&lt;?php
  readfile('/etc/passwd'); 
-?>  
+?&gt;  
    </programlisting>
    results in this error when safe mode is enabled: 
    <computeroutput>