diff --git a/neutron/context.py b/neutron/context.py
index 1dadd4c4b0..af24696631 100644
--- a/neutron/context.py
+++ b/neutron/context.py
@@ -80,8 +80,8 @@ class ContextBase(common_context.RequestContext):
         # Log only once the context has been configured to prevent
         # format errors.
         if kwargs:
-            LOG.warn(_('Arguments dropped when creating '
-                       'context: %s'), kwargs)
+            LOG.debug(_('Arguments dropped when creating '
+                        'context: %s'), kwargs)
 
     @property
     def project_id(self):
diff --git a/neutron/tests/unit/test_neutron_context.py b/neutron/tests/unit/test_neutron_context.py
index a756e8f2bb..5a36c850e0 100644
--- a/neutron/tests/unit/test_neutron_context.py
+++ b/neutron/tests/unit/test_neutron_context.py
@@ -43,10 +43,10 @@ class TestNeutronContext(base.BaseTestCase):
         self.assertIsNone(ctx.user_name)
         self.assertIsNone(ctx.tenant_name)
 
-    def test_neutron_context_create_logs_unknown_kwargs(self):
-        with mock.patch.object(context.LOG, 'warn') as mock_warn:
-            context.Context('user_id', 'tenant_id', foo='bar')
-        self.assertEqual(mock_warn.call_count, 1)
+    def test_neutron_context_create_logs_unknown_kwarg(self):
+        with mock.patch.object(context.LOG, 'debug') as mock_log:
+            context.Context('user_id', 'tenant_id', foo=None)
+        self.assertEqual(mock_log.call_count, 1)
 
     def test_neutron_context_create_with_name(self):
         ctx = context.Context('user_id', 'tenant_id',