diff --git a/modules/auxiliary/server/pxexploit.rb b/modules/auxiliary/server/pxexploit.rb
index f65c67d26b..9dc863f2cf 100644
--- a/modules/auxiliary/server/pxexploit.rb
+++ b/modules/auxiliary/server/pxexploit.rb
@@ -45,13 +45,13 @@ class Metasploit3 < Msf::Auxiliary
 			'DefaultAction'  => 'Service'
 		)
 
-		register_options(
+		register_advanced_options(
 			[
-				OptString.new('TFTPROOT',   [ false,  "The TFTP root directory to serve files from" ]),
-				OptString.new('SRVHOST',   [ true,  "The IP of the DHCP server" ]),
-				OptString.new('NETMASK',   [ true,  "The netmask of the local subnet" ]),
-				OptString.new('DHCPIPSTART',   [ true,  "The first IP to give out" ]),
-				OptString.new('DHCPIPEND',   [ true,  "The last IP to give out" ])
+				OptString.new('TFTPROOT',   [ false,  'The TFTP root directory to serve files from' ]),
+				OptString.new('SRVHOST',   [ false,  'The IP of the DHCP server' ]),
+				OptString.new('NETMASK',   [ false,  'The netmask of the local subnet', '255.255.255.0' ]),
+				OptString.new('DHCPIPSTART',   [ false,  'The first IP to give out' ]),
+				OptString.new('DHCPIPEND',   [ false,  'The last IP to give out' ])
 			], self.class)
 	end