diff --git a/configure/RELEASE b/configure/RELEASE
index dcdce49..4b5eded 100644
--- a/configure/RELEASE
+++ b/configure/RELEASE
@@ -11,7 +11,7 @@ TEMPLATE_TOP=$(EPICS_BASE)/templates/makeBaseApp/top
 SUPPORT=/corvette/home/epics/devel
 -include $(TOP)/../configure/SUPPORT.$(EPICS_HOST_ARCH)
 
-# ASYN is needed for sockets and for smartControl
+# ASYN is needed for base classes 
 ASYN=$(SUPPORT)/asyn-4-18
 
 # CALC is needed for scalcout record that SSCAN uses
@@ -23,9 +23,6 @@ BUSY=$(SUPPORT)/busy-1-4
 # SSCAN is needed for scanning threshold on Pilatus
 SSCAN=$(SUPPORT)/sscan-2-7
 
-# MCA is needed for fast accumulation of ROI counts
-MCA=$(SUPPORT)/mca-7-1
-
 #AUTOSAVE is needed for save_restore
 AUTOSAVE=$(SUPPORT)/autosave-4-8