diff --git a/endpoint_route_handler/models/ir_http.py b/endpoint_route_handler/models/ir_http.py
index e7b83c72..de30ae12 100644
--- a/endpoint_route_handler/models/ir_http.py
+++ b/endpoint_route_handler/models/ir_http.py
@@ -28,10 +28,9 @@ def _generate_routing_rules(self, modules, converters):
             self._endpoint_routing_rules(),
         )
 
-    @classmethod
-    def _endpoint_routing_rules(cls):
+    def _endpoint_routing_rules(self):
         """Yield custom endpoint rules"""
-        e_registry = cls._endpoint_route_registry(http.request.env)
+        e_registry = self._endpoint_route_registry(self.env)
         for endpoint_rule in e_registry.get_rules():
             _logger.debug("LOADING %s", endpoint_rule)
             endpoint = endpoint_rule.endpoint
@@ -43,9 +42,8 @@ def routing_map(self, key=None):
         res = super().routing_map(key=key)
         return res
 
-    @classmethod
-    def _endpoint_route_last_version(cls):
-        res = cls._get_routing_map_last_version(http.request.env)
+    def _endpoint_route_last_version(self):
+        res = self._get_routing_map_last_version(self.env)
         return res
 
     @classmethod
diff --git a/endpoint_route_handler/readme/CONTRIBUTORS.md b/endpoint_route_handler/readme/CONTRIBUTORS.md
index 970400e8..db4174db 100644
--- a/endpoint_route_handler/readme/CONTRIBUTORS.md
+++ b/endpoint_route_handler/readme/CONTRIBUTORS.md
@@ -1,2 +1,3 @@
 - Simone Orsi \<<simone.orsi@camptocamp.com>\>
 - Nguyen Minh Chien \<<chien@trobz.com>\>
+- Omar Assouma \<<omar.assouma@dataone.eu>\>
diff --git a/endpoint_route_handler/tests/test_endpoint.py b/endpoint_route_handler/tests/test_endpoint.py
index 14901918..cebcae17 100644
--- a/endpoint_route_handler/tests/test_endpoint.py
+++ b/endpoint_route_handler/tests/test_endpoint.py
@@ -42,6 +42,14 @@ def tearDown(self):
         EndpointRegistry.wipe_registry_for(self.env.cr)
         super().tearDown()
 
+    def test_routing_map_no_request(self):
+        # Crons, `odoo shell` and core tests build the routing map with no
+        # request bound. website's TestWebsiteTechnicalPage does, through
+        # website.technical.page.get_static_routes(). No mocked request here
+        # on purpose.
+        self.env.registry.clear_cache("routing")
+        self.assertTrue(self.env["ir.http"].routing_map())
+
     def test_as_tool_base_data(self):
         new_route = make_new_route(self.env)
         self.assertEqual(new_route.route, "/my/test/route")