diff --git a/doc/README.C64.html b/doc/README.C64.html
index bae1a15..1a26f6c 100644
--- a/doc/README.C64.html
+++ b/doc/README.C64.html
@@ -27,7 +27,7 @@ Once the IP stack is initialised, the "main menu" screen will be displayed. From
 <ul>
 	<li>F1 : TFTP BOOT. THis will query a TFTP server for a list of PRG files, and allow the selection of a file to be downloaded and executed.</li>
 	<li>F3 : BASIC. This will exit to BASIC (with IP stack still configured, so NB65 aware apps can be loaded from disk and run)</li>
-	<li>F5 : UTILITY. This brings up a 'utility' menu - as of v0.5 of the cartridge, the only utility option is to display the ARP cache</li>
+	<li>F5 : ARP TABLE. This will show a table of the current mapping of IP and MAC addresses </li>
 	<li>F7 : CONFIG. This brings up a menu where the IP configuration can be modified. Changes made here will be persistent until the next reboot.</li>
 </ul>
 <h2>IP CONFIGURATION</h2>