diff --git a/tests/AcDream.Headless.Tests/HeadlessConsoleTests.cs b/tests/AcDream.Headless.Tests/HeadlessConsoleTests.cs
index b36cea786..81d1e9f11 100644
--- a/tests/AcDream.Headless.Tests/HeadlessConsoleTests.cs
+++ b/tests/AcDream.Headless.Tests/HeadlessConsoleTests.cs
@@ -527,7 +527,7 @@ public sealed class HeadlessConsoleTests
     /// than a decorator only this call site could see.
     /// </summary>
     [Fact]
-    public void UnknownVerbProducesTheSameInterfaceTextTheChatBoxShows()
+    public void UnknownVerbProducesTheSameChatLineTheChatBoxShows()
     {
         var operations = new FixtureSessionOperations();
         using var credential = new HeadlessCredentialSecret("fixture", "password");
@@ -548,10 +548,16 @@ public sealed class HeadlessConsoleTests
         SubmitOutcome outcome = host.SubmitConsoleLine("/");
 
         Assert.Equal(SubmitOutcome.UnknownCommand, outcome);
+        // Owner override 2026-09-07 (register row AD-124): the refusal lands
+        // in the CHAT scroll, not the SpewBox — the same line the graphical
+        // chat box shows (ChatCommandRouterFeedbackRoutingTests pins that
+        // route). The console sees it through OnChat, so the SpewBox stays
+        // empty.
+        var chatEntry = Assert.Single(host.Runtime.CommunicationOwner.Chat.Snapshot());
+        Assert.Contains("Unknown command:", chatEntry.Text);
         SpewBoxState spewBox = host.Runtime.CommunicationOwner.SpewBox;
         spewBox.Tick(host.Runtime.Clock.SimulationTimeSeconds);
-        SpewBoxEntry entry = Assert.Single(spewBox.Snapshot());
-        Assert.Contains("Unknown command:", entry.Text);
+        Assert.Empty(spewBox.Snapshot());
     }
 
     // ── HeadlessConsoleSpewBoxPump: server/plugin-driven interface text ──