diff --git a/Box_intersection_d/include/CGAL/Box_intersection_d/segment_tree.h b/Box_intersection_d/include/CGAL/Box_intersection_d/segment_tree.h
index 0545a8165a4..197df9717f0 100644
--- a/Box_intersection_d/include/CGAL/Box_intersection_d/segment_tree.h
+++ b/Box_intersection_d/include/CGAL/Box_intersection_d/segment_tree.h
@@ -228,7 +228,7 @@ public:
 Iterative_radon( RandomAccessIter begin, RandomAccessIter end,
                  Predicate_traits traits, int dim, int num_levels )
   : begin(begin), size(end-begin), traits(traits), dim(dim), 
-    rng(0), dist(0,size-1), generator(rng,dist)
+    rng(), dist(0,size-1), generator(rng,dist)
   {}
 
   RandomAccessIter