diff --git a/cldfbench_nicholsdiversity.py b/cldfbench_nicholsdiversity.py
index 86df726..9901b48 100644
--- a/cldfbench_nicholsdiversity.py
+++ b/cldfbench_nicholsdiversity.py
@@ -121,7 +121,7 @@ def cmd_makecldf(self, args):
                 'separator': ';',
             })
         args.writer.cldf.add_component('ParameterTable')
-        args.writer.cldf.add_component('CodeTable')
+        args.writer.cldf.add_component('CodeTable', 'Map_Icon')
 
         # write cldf