diff --git a/crpptbx/TCV/tcv_requests_mapping.m b/crpptbx/TCV/tcv_requests_mapping.m
index b75e3003cdbe001b1bb9de2abd5e80c9a7bad2e8..955aede63f8e9c6ea72415193316b3d725e59856 100644
--- a/crpptbx/TCV/tcv_requests_mapping.m
+++ b/crpptbx/TCV/tcv_requests_mapping.m
@@ -258,12 +258,14 @@ switch lower(data_request)
   mapping.timedim = 1;
   mapping.gdat_timedim = 1;
   mapping.method = 'tdiliuqe';
-  mapping.expression = '\results::total_energy:foo';
+  % mapping.expression = '\results::total_energy:foo';
+  mapping.expression = '\results::total_energy';
  case '\results::thomson:psiscatvol'
   mapping.timedim = 1;
   mapping.gdat_timedim = 1;
   mapping.method = 'tdiliuqe';
-  mapping.expression = '\results::thomson:psiscatvol:foo';
+  % mapping.expression = '\results::thomson:psiscatvol:foo';
+  mapping.expression = '\results::thomson:psiscatvol';
  case 'mpx'
   mapping.timedim = 1;
   mapping.gdat_timedim = 2;