diff --git a/classes/SCDclass_algo.m b/classes/SCDclass_algo.m
index f8fcd21df71e8bbddbbb7d1629bd63213d1f576f..a99fb961559c2deeb663cf3b5589e42632d2bcc2 100644
--- a/classes/SCDclass_algo.m
+++ b/classes/SCDclass_algo.m
@@ -320,12 +320,12 @@ classdef SCDclass_algo
         end
         
         function addrefddtodd(obj)
-          % add configurations.sldd as referenced data dictionary, plus
+          
           % other optional data dictionaries (e.g. used by lower-level components of an algorithm)
           % specified in refdatadictionaries
           
           dictionaryObj = Simulink.data.dictionary.open(obj.getdatadictionary);
-          refddlist = [obj.refdatadictionaries,'configurations.sldd']; % list of referenced dds
+          %refddlist = [obj.refdatadictionaries,'configurations.sldd']; % list of referenced dds
           
           for ii=1:numel(refddlist)
             refdd = refddlist{ii};