diff --git a/matlab/TCV/gdat_tcv.m b/matlab/TCV/gdat_tcv.m
index 22dbcbfde0c80e50771f1fc90c53595d1f5bb2b3..ea437b88f478a2e68c5634b0d208224afcbad5f2 100644
--- a/matlab/TCV/gdat_tcv.m
+++ b/matlab/TCV/gdat_tcv.m
@@ -1,4 +1,4 @@
-function [gdat_data,gdat_params,error_status,varargout] = gdat_tcv(shot,data_request,varargin)
+function [gdat_data,gdat_params,error_status,varargout] = gdat_tcv_OS(shot,data_request,varargin)
 %
 % function [gdat_data,gdat_params,error_status,varargout] = gdat(shot,data_request,varargin)
 %
@@ -3315,7 +3315,7 @@ elseif strcmp(mapping_for_tcv.method,'switchcase')
         gdat_data.x = [1:size(sig,1)];
         gdat_data.dimunits = {'20 chords per camera'; 's'};
       else
-        keyboard
+        % keyboard
         % extract only given channels
         gdat_data.data = sig(channel_xtomo,:);
         gdat_data.x = channel_xtomo;