diff --git a/reference/wincache/setup.xml b/reference/wincache/setup.xml
index da567fd633..1a2df1a393 100644
--- a/reference/wincache/setup.xml
+++ b/reference/wincache/setup.xml
@@ -137,9 +137,11 @@
    will be located in the same folder from which the content of the installation package was extracted.
   </para>
   <para>
-   To use <filename>wincache.php</filename>, copy it into a root folder of your Web site or 
-   into any subfolder. To protect the script, open it in any text editor and follow the instructions
-   in the comments:
+   To use <filename>wincache.php</filename>, copy it into a root folder of a Web site or 
+   into any subfolder. To protect the script, open it in any text editor and replace the values for 
+   <emphasis>USERNAME</emphasis> and <emphasis>PASSWORD</emphasis> constants. 
+   If any other IIS authentication is enabled on the server, then
+   follow the instructions in the comments:
    <example>
     <title>Authentication configuration for <filename>wincache.php</filename></title>
     <programlisting role="php">