diff --git a/crpptbx/TCV/gdat_tcv.m b/crpptbx/TCV/gdat_tcv.m
index f86e046f29de56c71b51fd7ca5c140b3c30dcbc7..6bb4342df757500ab417cf177fd8ba15d7cde224 100644
--- a/crpptbx/TCV/gdat_tcv.m
+++ b/crpptbx/TCV/gdat_tcv.m
@@ -932,8 +932,6 @@ elseif strcmp(mapping_for_tcv.method,'switchcase')
                 ', mapping_for_tcv.gdat_timedim= ' mapping_for_tcv.gdat_timedim]);
         end
       end
-      gdat_data.dim=tracetdi.dim(1:2);
-      gdat_data.dimunits=tracetdi.dimunits(1:2);
       if any(strcmp(fieldnames(tracetdi),'units'))
         gdat_data.fit.units=tracetdi.units;
       end