diff --git a/web_field_required_invisible_manager/models/custom_field_restriction.py b/web_field_required_invisible_manager/models/custom_field_restriction.py
index 5cced2eb4..fabb97763 100644
--- a/web_field_required_invisible_manager/models/custom_field_restriction.py
+++ b/web_field_required_invisible_manager/models/custom_field_restriction.py
@@ -1,6 +1,7 @@
 # Copyright 2023 ooops404
 # License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl.html)
 from odoo import api, fields, models
+from odoo.tools.safe_eval import safe_eval
 
 
 class CustomFieldRestriction(models.Model):
@@ -100,7 +101,9 @@ class CustomFieldRestriction(models.Model):
 
     def create_restriction_field(self, f_type):
         field_name = self.get_field_name(f_type)
-        field_id = self.env["ir.model.fields"].search([("name", "=", field_name)])
+        field_id = self.env["ir.model.fields"].search(
+            [("name", "=", field_name), ("state", "=", "manual")]
+        )
         if f_type == "required":
             rec_model_id = self.required_model_id.id
             rec_field_name = "required_field_id"
@@ -111,6 +114,14 @@ class CustomFieldRestriction(models.Model):
             rec_model_id = self.invisible_model_id.id
             rec_field_name = "visibility_field_id"
         if not field_id:
+            deps = ""
+            if self.condition_domain:
+                deps = ",".join(
+                    [
+                        r[0] if r[0] not in ["id"] else ""
+                        for r in safe_eval(self.condition_domain)
+                    ]
+                )
             field_id = self.env["ir.model.fields"].create(
                 {
                     "name": field_name,
@@ -120,6 +131,7 @@ class CustomFieldRestriction(models.Model):
                     "store": False,
                     "ttype": "boolean",
                     "compute": "for r in self: r._compute_restrictions_fields()",
+                    "depends": deps,
                 }
             )
         self[rec_field_name] = field_id
@@ -132,3 +144,10 @@ class CustomFieldRestriction(models.Model):
             f_type,
         )
         return res
+
+    def unlink(self):
+        for rec in self:
+            rec.visibility_field_id.unlink()
+            rec.readonly_field_id.unlink()
+            rec.required_field_id.unlink()
+        return super(CustomFieldRestriction, self).unlink()
diff --git a/web_field_required_invisible_manager/readme/ROADMAP.rst b/web_field_required_invisible_manager/readme/ROADMAP.rst
new file mode 100644
index 000000000..be02daebd
--- /dev/null
+++ b/web_field_required_invisible_manager/readme/ROADMAP.rst
@@ -0,0 +1,3 @@
+When one model inherits another (e.g. res.users inherits res.partner) and new custom
+field is created, then same field is created for inheriting model as well, which should
+be avoided or at least duplicated field should be also manual, but created as base.
diff --git a/web_field_required_invisible_manager/tests/test_web_field_required_invisible_manager.py b/web_field_required_invisible_manager/tests/test_web_field_required_invisible_manager.py
index b378690db..a8679ce37 100644
--- a/web_field_required_invisible_manager/tests/test_web_field_required_invisible_manager.py
+++ b/web_field_required_invisible_manager/tests/test_web_field_required_invisible_manager.py
@@ -130,3 +130,5 @@ class TestFieldRequiredIvisibleManager(common.SavepointCase):
         self.invisible_title_rec_id.field_id = self.partner_title_name_field_id
         self.invisible_title_rec_id.onchange_field_id()
         self.assertTrue(self.invisible_title_rec_id.required)
+        # unlink
+        self.invisible_rec_id.unlink()