diff --git a/cameo/templates/mkmk-simple b/cameo/templates/mkmk-simple
index 177f554..9d3350d 100755
--- a/cameo/templates/mkmk-simple
+++ b/cameo/templates/mkmk-simple
@@ -74,7 +74,7 @@ z -$BOARD_Z		# board thickness
 z -0.5mm		# tool extra depth
 clear
 
-excellon ../$NAME.drl
+`[ -r ../$NAME.drl ] && echo excellon ../$NAME.drl`
 `[ -r ../$NAME-NPTH.drl ] && echo excellon ../$NAME-NPTH.drl`
 drill $DRILL
 optimize