diff --git a/GPy/core/parameterization/parameter_core.py b/GPy/core/parameterization/parameter_core.py
index 2831eaf7..cae999d9 100644
--- a/GPy/core/parameterization/parameter_core.py
+++ b/GPy/core/parameterization/parameter_core.py
@@ -652,7 +652,7 @@ class Indexable(Nameable, Observable):
         """
         if warning and reconstrained.size > 0:
             # TODO: figure out which parameters have changed and only print those
-            print "WARNING: reconstraining parameters {}".format(self.parameter_names() or self.name)
+            print "WARNING: reconstraining parameters {}".format(self.hierarchy_name() or self.name)
         index = self._raveled_index()
         which.add(what, index)
         return index