diff --git a/atusb/cam/mkmk b/atusb/cam/mkmk
index 2006830..0eed89d 100755
--- a/atusb/cam/mkmk
+++ b/atusb/cam/mkmk
@@ -3,16 +3,17 @@ PATH=$PATH:/home/qi/cae-tools/cameo
 PATH=$PATH:/home/moko/svn.openmoko.org/developers/werner/cncmap/gp2rml
 
 NAME=atusb
+X=0
+Y=2
 
 cameo <<EOF
 mm
 
 gerber 35mil ../$NAME-PCB_Edges.gbr
 rotate 90
-align 1 2.5mm 8.5mm	# align relative to board corner
-translate 3mm 3mm	# move to PCB zone assigned to project
-array 20mm 37mm 3 1	# skip over previous boards (201012xx)
-array 37mm 19mm 0 1	# skip over previous boards (201101xx)
+align 1 4.4mm 12.1mm	# align relative to board corner
+translate 4mm 4mm	# move to PCB zone assigned to project
+array +3mm +3mm $X $Y
 z 0 -58.9mm		# board surface (tool fully retracted)
 z 1.5mm			# slack for extending the tool
 z -0.8mm		# board thickness
@@ -32,7 +33,7 @@ write mill.gp
 remainder
 empty
 
-gerber 20mil ../$NAME-PCB_Edges.gbr	# 35 mil endmill, 15 mil deflection
+gerber 32mil ../$NAME-PCB_Edges.gbr	# 35 mil endmill, 3 mil deflection
 offset
 append mill.gp
 EOF