Index: trunk/src/plugins/rt_topo/crbs.c
===================================================================
--- trunk/src/plugins/rt_topo/crbs.c	(revision 1473)
+++ trunk/src/plugins/rt_topo/crbs.c	(revision 1474)
@@ -97,18 +97,23 @@
 
 	cpt = cdt_insert_point(&crbs->cdt, x, y);
 	if (cpt->data != NULL) { /* already initialized */
-		int grew = 0;
+		int grew;
+		
 		p = cpt->data;
-		if (cop > p->gpt->copper) {
-			p->gpt->copper = cop;
-			grew = 1;
+		grew = (cop > p->gpt->copper) || (clr > p->gpt->clearance);
+
+		if (grew) {
+			grbs_point_unreg(&crbs->grbs, p->gpt);
+
+			if (cop > p->gpt->copper)
+				p->gpt->copper = cop;
+			if (clr > p->gpt->clearance)
+				p->gpt->clearance = clr;
+
+			grbs_point_reg(&crbs->grbs, p->gpt);
+
+			printf("GT point_chg P%ld  %f %f\n", p->gpt->uid, p->gpt->copper, p->gpt->clearance);
 		}
-		if (clr > p->gpt->clearance) {
-			p->gpt->clearance = clr;
-			grew = 1;
-		}
-		if (grew)
-			printf("GT point_chg P%ld  %f %f\n", p->gpt->uid, p->gpt->copper, p->gpt->clearance);
 		return cpt;
 	}