diff --git a/Phys/FunctorCore/python/Functors/__init__.py b/Phys/FunctorCore/python/Functors/__init__.py
index 87af34e7bc86d503a3e3f6dc073a22976fddea41..1671d97c565179ab777b2fa8ec1228473ef18baa 100644
--- a/Phys/FunctorCore/python/Functors/__init__.py
+++ b/Phys/FunctorCore/python/Functors/__init__.py
@@ -451,11 +451,12 @@ POD = Functor(
     Params=[('Functor', 'The functor to convert the return value of.',
              BoundFunctor)])
 
+## for the time being only PT
 MAP_INPUT = Functor(
     'MAP_INPUT',
-    'Adapters::ParticleMapper',
+    'Adapters::ParticleMapper_PT',
     'Adapters.h',
     '''Apply a functor on the output of DecayTreeFitterAlg or similar''',
-    Params=[('Functor', "The functor to apply to the particle.", BoundFunctor),
+    Params=[ # ('Functor', "The functor to apply to the particle.", BoundFunctor),
             ('Relations', 'TES location of relation table', DataHandle)],
     TemplateParams=[('RelationsType', 'Input relations container type')])