diff --git a/matlab/reporting/@graph/graph.m b/matlab/reporting/@graph/graph.m
index c1a16a0301d0292e763d387dfe5cabeaede8695d..076df7d949d7937d1a4c27cf78bb7272f184451f 100644
--- a/matlab/reporting/@graph/graph.m
+++ b/matlab/reporting/@graph/graph.m
@@ -123,7 +123,7 @@ assert(isempty(o.seriestouse) || iscellstr(o.seriestouse), ['@graph.graph: ' ...
 if ~isempty(o.data)
     if isempty(o.seriestouse)
         for i=1:o.data.vobs
-            o.seriesElements = o.seriesElements.addSeries('data', o.data{o.name{i}});
+            o.seriesElements = o.seriesElements.addSeries('data', o.data{o.data.name{i}});
         end
     else
         for i=1:length(o.seriestouse)