Index: trunk/src/org/openstreetmap/josm/data/osm/Relation.java
===================================================================
--- trunk/src/org/openstreetmap/josm/data/osm/Relation.java	(revision 11313)
+++ trunk/src/org/openstreetmap/josm/data/osm/Relation.java	(revision 11314)
@@ -465,5 +465,4 @@
     @Override
     public void updatePosition() {
-        bbox = null; // make sure that it is recalculated
         bbox = getBBox();
     }