diff --git a/addons/cetmix_tower_yaml/models/cx_tower_os.py b/addons/cetmix_tower_yaml/models/cx_tower_os.py
new file mode 100644
index 0000000..5706768
--- /dev/null
+++ b/addons/cetmix_tower_yaml/models/cx_tower_os.py
@@ -0,0 +1,20 @@
+# Copyright (C) 2024 Cetmix OÜ
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+from odoo import models
+
+
+class CxTowerOs(models.Model):
+    _name = "cx.tower.os"
+    _inherit = [
+        "cx.tower.os",
+        "cx.tower.yaml.mixin",
+    ]
+
+    def _get_fields_for_yaml(self):
+        res = super()._get_fields_for_yaml()
+        res += [
+            "name",
+            "color",
+            "parent_id",
+        ]
+        return res