diff --git a/matlab/TCV/gdat_tcv.m b/matlab/TCV/gdat_tcv.m
index f8d9bfdec9c4c62c64ada06e1dd0c04afbc93345..65e1b31673a049666ae09b0f1f22c537943a364b 100644
--- a/matlab/TCV/gdat_tcv.m
+++ b/matlab/TCV/gdat_tcv.m
@@ -2462,7 +2462,7 @@ elseif strcmp(mapping_for_tcv.method,'switchcase')
       end
     end
     %
-    if any(strmatch('nb',gdat_data.gdat_params.source))
+    if any(strmatch('nbi1',gdat_data.gdat_params.source))
       nodenameeff = '\results::NBH:POWR_TCV';
       nbh_data_tdi = tdi(nodenameeff);
       if ~isempty(nbh_data_tdi.data) && ~ischar(nbh_data_tdi.data) && ~isempty(nbh_data_tdi.dim)