diff --git a/configure/RELEASE.win32-x86-debug b/configure/RELEASE.win32-x86-debug
index 023ce4c..6d4b732 100755
--- a/configure/RELEASE.win32-x86-debug
+++ b/configure/RELEASE.win32-x86-debug
@@ -24,7 +24,7 @@ BUSY=J:/epics/devel/busy/1-2
 SSCAN=J:/epics/devel/sscan/2-6-6
 
 # MCA is needed for fast accumulation of ROI counts
-MCA=J:/epics/devel/mca/6-11
+MCA=J:/epics/devel/mca/6-12
 
 #AUTOSAVE is needed for save_restore
 AUTOSAVE=J:/epics/devel/autosave/4-5