diff --git a/site_ansto/instrument/dingo/config/hmm/hmm_configuration.tcl b/site_ansto/instrument/dingo/config/hmm/hmm_configuration.tcl
index 79396219..2d31f1c6 100644
--- a/site_ansto/instrument/dingo/config/hmm/hmm_configuration.tcl
+++ b/site_ansto/instrument/dingo/config/hmm/hmm_configuration.tcl
@@ -1,33 +1,15 @@
 # Author Jing Chen (jgn@ansto.gove.au)
 
-
 source $cfPath(hmm)/hmm_configuration_common_1.tcl
 source $cfPath(hmm)/hmm_cylindrical_detector_configuration.tcl
 set sim_mode [SplitReply [hmm_simulation]]
 
-proc ::histogram_memory::init_OAT_TABLE {} {
-}
-
-proc CAT_TABLE {args} {
-}
-
-proc ::histogram_memory::init_CAT_TABLE {} {
-}
-
-##
-# @brief Return the detector position
-proc ::histogram_memory::detector_posn_degrees {} {
-  return [SplitReply [stth]]
-}
-
+proc ::histogram_memory::init_OAT_TABLE {} {}
+proc CAT_TABLE {args} {}
+proc ::histogram_memory::init_CAT_TABLE {} {}
 proc ::histogram_memory::pre_count {} {}
 proc ::histogram_memory::post_count {} {}
-proc ::histogram_memory::isc_initialize {} {
-}
-
-proc histmem {cmd args} {
-  eval "_histmem $cmd $args"
-}
-publish histmem user
+proc ::histogram_memory::isc_initialize {} {}
+proc histmem {cmd args} {}