diff --git a/endpoint_route_handler/models/endpoint_route_handler.py b/endpoint_route_handler/models/endpoint_route_handler.py
index bba74a54..7fb1f821 100644
--- a/endpoint_route_handler/models/endpoint_route_handler.py
+++ b/endpoint_route_handler/models/endpoint_route_handler.py
@@ -22,6 +22,7 @@ class EndpointRouteHandler(models.AbstractModel):
         index=True,
         compute="_compute_route",
         inverse="_inverse_route",
+        precompute=True,
         readonly=False,
         store=True,
         copy=False,
diff --git a/endpoint_route_handler/tests/test_endpoint.py b/endpoint_route_handler/tests/test_endpoint.py
index 14901918..82e7552f 100644
--- a/endpoint_route_handler/tests/test_endpoint.py
+++ b/endpoint_route_handler/tests/test_endpoint.py
@@ -2,6 +2,7 @@
 # @author: Simone Orsi <simone.orsi@camptocamp.com>
 # License LGPL-3.0 or later (http://www.gnu.org/licenses/lgpl).
 from contextlib import contextmanager
+from unittest.mock import patch
 
 from odoo import api, modules
 from odoo.tests import common
@@ -50,6 +51,27 @@ def test_as_tool_base_data(self):
         new_route.route += "/new"
         self.assertNotEqual(new_route.endpoint_hash, first_hash)
 
+    def test_route_field_precomputed(self):
+        """Regression guard: ensure ``precompute=True`` stays on ``route``.
+
+        Without it, downstream modules that derive ``route`` via compute
+        would hit a "Missing required value" error at INSERT time.
+        """
+        Model = type(self.env["endpoint.route.handler.tool"])
+
+        def _fake_compute_route(self):
+            for rec in self:
+                rec.route = "/precompute/probe"
+
+        with patch.object(Model, "_compute_route", _fake_compute_route):
+            rec = self.env["endpoint.route.handler.tool"].create(
+                {
+                    "name": "Precompute test",
+                    "request_method": "GET",
+                }
+            )
+            self.assertEqual(rec.route, "/precompute/probe")
+
     @mute_logger("odoo.addons.base.models.ir_http")
     def test_as_tool_register_single_controller(self):
         new_route = make_new_route(self.env)