diff --git a/crpptbx/AUG/torbeam_prepare_inputs_and_run.m b/crpptbx/AUG/torbeam_prepare_inputs_and_run.m
index 34cad038dd75ad2ce2ff32afc357d50b4c7a79e7..dc419e20075b3933a75f49cbb4f6aac16e109af4 100644
--- a/crpptbx/AUG/torbeam_prepare_inputs_and_run.m
+++ b/crpptbx/AUG/torbeam_prepare_inputs_and_run.m
@@ -43,6 +43,7 @@ end
 % load beam releated data including theta,phi in torbeam reference
 if doload, 
   [torbeam_in.inbeam] = read_ech_py(shot,times_for_torbeam_eff);
+  times_for_torbeam_eff = torbeam_in.inbeam.t_some_beam_on;
 else
    if ~isfield(torbeam_in,'inbeam') || isempty(torbeam_in.inbeam)
     error('expects inbeam as field of torbeam_in (varargin{1}) from read_ech_py(shot,times_for_torbeam)')