diff --git a/confluent_server/confluent/discovery/protocols/pxe.py b/confluent_server/confluent/discovery/protocols/pxe.py
index dfd62d84..9d0c3b8f 100644
--- a/confluent_server/confluent/discovery/protocols/pxe.py
+++ b/confluent_server/confluent/discovery/protocols/pxe.py
@@ -249,8 +249,10 @@ def proxydhcp():
                 continue
             myip = socket.inet_ntoa(myipn)
             bootfile = 'http://{0}/confluent-public/os/{1}/boot/boot.ipxe'.format(myip, profile).encode('utf8')
-        else:
+        elif disco['arch'] == 'uefi-x64':
             bootfile = b'confluent/x86_64/ipxe.efi'
+        elif disco['arch'] == 'bios-x86'
+            bootfile = b'confluent/x86_64/ipxe.kkpxe'
         rpv[:240] = bytes(rqv[:240])
         rpv[0:1] = b'\x02'
         rpv[108:108 + len(bootfile)] = bootfile