Index: trunk/src/draw.c
===================================================================
--- trunk/src/draw.c	(revision 19229)
+++ trunk/src/draw.c	(revision 19230)
@@ -78,7 +78,7 @@
 static void pcb_draw_paste(int side, const pcb_box_t *drawn_area);
 static void pcb_draw_mask(int side, const pcb_box_t *screen);
 static void pcb_draw_silk(unsigned long lyt_side, const pcb_box_t *drawn_area);
-static void pcb_draw_boundary(const pcb_box_t *drawn_area);
+static void pcb_draw_boundary_mech(const pcb_box_t *drawn_area);
 static void pcb_draw_rats(const pcb_box_t *);
 static void pcb_draw_assembly(unsigned int lyt_side, const pcb_box_t *drawn_area);
 
@@ -333,7 +333,7 @@
 		pcb_layergrp_id_t group = pcb_layer_get_group(PCB, pcb_layer_stack[i]);
 		unsigned int gflg = pcb_layergrp_flags(PCB, group);
 
-		if ((gflg & PCB_LYT_SILK) || (gflg & PCB_LYT_MASK) || (gflg & PCB_LYT_PASTE) || (gflg & PCB_LYT_BOUNDARY)) /* do not draw silk, mask, paste and boundary here, they'll be drawn separately */
+		if ((gflg & PCB_LYT_SILK) || (gflg & PCB_LYT_MASK) || (gflg & PCB_LYT_PASTE) || (gflg & PCB_LYT_BOUNDARY) || (gflg & PCB_LYT_MECH)) /* do not draw silk, mask, paste and boundary here, they'll be drawn separately */
 			continue;
 
 		if (l->meta.real.vis && !do_group[group]) {
@@ -441,7 +441,7 @@
 		pcb_gui->end_layer();
 	}
 
-	pcb_draw_boundary(drawn_area);
+	pcb_draw_boundary_mech(drawn_area);
 
 	draw_virtual_layers(drawn_area);
 	if (pcb_gui->gui) {
Index: trunk/src/draw_ly_spec.c
===================================================================
--- trunk/src/draw_ly_spec.c	(revision 19229)
+++ trunk/src/draw_ly_spec.c	(revision 19230)
@@ -167,7 +167,7 @@
 	}
 }
 
-static void pcb_draw_boundary(const pcb_box_t *drawn_area)
+static void pcb_draw_boundary_mech(const pcb_box_t *drawn_area)
 {
 	int count = 0;
 	pcb_layergrp_id_t gid, goutid;
@@ -188,7 +188,7 @@
 			goutid = gid;
 		}
 
-		if ((g->ltype != PCB_LYT_BOUNDARY) || (g->len < 1))
+		if (!(g->ltype & (PCB_LYT_BOUNDARY | PCB_LYT_MECH)) || (g->len < 1))
 			continue;
 
 		/* Count whether there are objects on any boundary layer: