Index: gerber.c
===================================================================
--- gerber.c	(revision 29418)
+++ gerber.c	(revision 29419)
@@ -891,8 +891,8 @@
 
 	if (want_outline && !(PCB_LAYER_IS_ROUTE(flags, purpi))) {
 		if (has_outline) {
-			pcb_draw_groups(PCB, PCB_LYT_BOUNDARY, F_proute, NULL, &region, pcb_color_black, PCB_LYT_MECH, 0, 0);
-			pcb_draw_groups(PCB, PCB_LYT_BOUNDARY, F_uroute, NULL, &region, pcb_color_black, PCB_LYT_MECH, 0, 0);
+			pcb_draw_groups(hid, PCB, PCB_LYT_BOUNDARY, F_proute, NULL, &region, pcb_color_black, PCB_LYT_MECH, 0, 0);
+			pcb_draw_groups(hid, PCB, PCB_LYT_BOUNDARY, F_uroute, NULL, &region, pcb_color_black, PCB_LYT_MECH, 0, 0);
 		}
 		else {
 			pcb_hid_gc_t gc = pcb_hid_make_gc();