diff --git a/site_ansto/instrument/bilby/hostport_config.tcl b/site_ansto/instrument/bilby/hostport_config.tcl
index b62c704f..3ca21815 100644
--- a/site_ansto/instrument/bilby/hostport_config.tcl
+++ b/site_ansto/instrument/bilby/hostport_config.tcl
@@ -4,6 +4,10 @@ foreach {mc host port} {
   MC2 mc2-bilby 1034
   MC3 mc3-bilby 1034
   MC4 mc4-bilby 1034
+  MC5 mc5-bilby 1034
+  MC6 mc6-bilby 1034
+  MC7 mc7-bilby 1034
+  MC8 mc8-bilby 1034
 } {
   dict set MOTOR_HOSTPORT $mc HOST $host
   dict set MOTOR_HOSTPORT $mc PORT $port
diff --git a/site_ansto/instrument/bilby/hostport_config_test.tcl b/site_ansto/instrument/bilby/hostport_config_test.tcl
index 28b076de..104d03fa 100644
--- a/site_ansto/instrument/bilby/hostport_config_test.tcl
+++ b/site_ansto/instrument/bilby/hostport_config_test.tcl
@@ -6,6 +6,10 @@ foreach {key host port} {
   MC2 localhost 63031
   MC3 localhost 63032
   MC4 localhost 63033
+  MC5 mc5-bilby 63034
+  MC6 mc6-bilby 63035
+  MC7 mc7-bilby 63036
+  MC8 mc8-bilby 63037
 } {
   dict set MOTOR_HOSTPORT $key HOST $host
   dict set MOTOR_HOSTPORT $key PORT $port