diff --git a/site_ansto/instrument/reflectometer/config/hmm/detector.tcl b/site_ansto/instrument/reflectometer/config/hmm/detector.tcl
index dd3f123e..3c90211e 100644
--- a/site_ansto/instrument/reflectometer/config/hmm/detector.tcl
+++ b/site_ansto/instrument/reflectometer/config/hmm/detector.tcl
@@ -6,7 +6,7 @@ if {$::sim_mode == "true"} {
   EvFactory new dhv1 sim
 } else {
 # clientput "Detector Voltage control not yet available"
-makeasyncqueue acq NHQ200 137.157.202.151 4001
+makeasyncqueue acq NHQ200 ca2-platypus 4001
 evfactory new dhv1 nhq200 acq 1
 dhv1 tolerance 5
 dhv1 rate 25
diff --git a/site_ansto/instrument/reflectometer/config/motors/motor_configuration.tcl b/site_ansto/instrument/reflectometer/config/motors/motor_configuration.tcl
index bccb3a00..6611759c 100644
--- a/site_ansto/instrument/reflectometer/config/motors/motor_configuration.tcl
+++ b/site_ansto/instrument/reflectometer/config/motors/motor_configuration.tcl
@@ -179,14 +179,14 @@ set ss4l_HiRange 14.0
 set ss4u_HiRange 27.0
 set ss4d_HiRange 8.0
 }
-set slit1VGroup first/vertical
-set slit1HGroup first/horizontal
-set slit2VGroup second/vertical
-set slit2HGroup second/horizontal
-set slit3VGroup third/vertical
-set slit3HGroup third/horizontal
-set slit4VGroup fourth/vertical
-set slit4HGroup fourth/horizontal
+set slit1VGroup first_vertical
+set slit1HGroup first_horizontal
+set slit2VGroup second_vertical
+set slit2HGroup second_horizontal
+set slit3VGroup third_vertical
+set slit3HGroup third_horizontal
+set slit4VGroup fourth_vertical
+set slit4HGroup fourth_horizontal
 
 # set movecount high to reduce the frequency of
 # hnotify messages to a reasonable level