Index: move.c
===================================================================
--- move.c	(revision 5292)
+++ move.c	(revision 5293)
@@ -107,7 +107,11 @@
 
 	if (Type == PCB_TYPE_ARC_POINT) {
 		/* moving the endpoint of an arc is not really a move, but a change of arc properties */
-		pcb_arc_set_angles((pcb_layer_t *)Ptr1, (pcb_arc_t *)Ptr2, pcb_crosshair.AttachedObject.start_angle, pcb_crosshair.AttachedObject.delta_angle);
+		if (pcb_crosshair.AttachedObject.radius == 0)
+			pcb_arc_set_angles((pcb_layer_t *)Ptr1, (pcb_arc_t *)Ptr2, pcb_crosshair.AttachedObject.start_angle, pcb_crosshair.AttachedObject.delta_angle);
+		else
+			pcb_arc_set_radii((pcb_layer_t *)Ptr1, (pcb_arc_t *)Ptr2, pcb_crosshair.AttachedObject.radius, pcb_crosshair.AttachedObject.radius);
+		pcb_crosshair.AttachedObject.radius = 0;
 	}
 	else {
 		pcb_undo_add_obj_to_move(Type, Ptr1, Ptr2, Ptr3, DX, DY);