diff --git a/iocBoot/iocWithAsyn/Makefile b/iocBoot/iocWithAsyn/Makefile
index 57f47d99..97f7c425 100644
--- a/iocBoot/iocWithAsyn/Makefile
+++ b/iocBoot/iocWithAsyn/Makefile
@@ -1,8 +1,9 @@
 TOP = ../..
 include $(TOP)/configure/CONFIG
 ARCH = linux-x86
-ARCH = win32-x86
+#ARCH = win32-x86
 #ARCH = vxWorks-ppc604
+#ARCH = windows-x64
 TARGETS = cdCommands
 TARGETS += envPaths
 TARGETS += dllPath.bat