diff --git a/codegen/allapigen.py b/codegen/allapigen.py
index 2f595cc9f37..58a3c18e91d 100644
--- a/codegen/allapigen.py
+++ b/codegen/allapigen.py
@@ -57,7 +57,8 @@ def _update_first_level(d, u):
         api_tree, tuigen.generate(version, args.pyfluent_path, sessions)
     )
     _update_first_level(
-        api_tree, datamodelgen.generate(version, args.pyfluent_path, sessions)
+        api_tree,
+        datamodelgen.generate(version, args.pyfluent_path, sessions, False, True),
     )
     _update_first_level(
         api_tree, settingsgen.generate(version, args.pyfluent_path, sessions)