diff --git a/tuer/gerber/generatePCB.sh b/tuer/gerber/generatePCB.sh
index 7842be1..534ca0d 100755
--- a/tuer/gerber/generatePCB.sh
+++ b/tuer/gerber/generatePCB.sh
@@ -5,4 +5,7 @@
 MILLSPEED=600
 MILLFEED=200
 PROJECT=tuer
-pcb2gcode --metric --onedrill --back $PROJECT-B_Cu.gbr --cutter-diameter 0.2 --zsafe 5 --zchange 10 --zwork -0.01 --offset 0.02 --mill-feed $MILLFEED --mill-speed $MILLSPEED --drill $PROJECT.drl --zdrill -2.5 --drill-feed $MILLFEED --drill-speed $MILLSPEED --basename $PROJECT
+pcb2gcode --metric --back $PROJECT-B_Cu.gbr --cutter-diameter 0.2 --zsafe 5 --zchange 10 --zwork -0.01 --offset 0.02 --mill-feed $MILLFEED --mill-speed $MILLSPEED --drill $PROJECT.drl --zdrill -2.5 --drill-feed $MILLFEED --drill-speed $MILLSPEED --basename $PROJECT
+# one-drill parameter workaround
+sed ${PROJECT}_drill.ngc -e "s/^T[0-9]$/T1/g" > ${PROJECT}_drillOne.ngc
+mv ${PROJECT}_drillOne.ngc ${PROJECT}_drill.ngc