Index: find_geo.c
===================================================================
--- find_geo.c	(revision 30850)
+++ find_geo.c	(revision 30851)
@@ -1218,7 +1218,7 @@
 		pcb_pstk_shape_t *shape2, *slshape2 = NULL, sltmp2;
 		pcb_layer_type_t lyt = pcb_layer_flags_(ly);
 
-		if (!(lyt & PCB_LYT_COPPER)) /* consider only copper for connections */
+		if (!ctx->allow_noncopper_pstk && !(lyt & PCB_LYT_COPPER)) /* consider only copper for connections */
 			continue;
 
 		shape1 = pcb_pstk_shape_at(PCB, ps1, ly);