diff --git a/tests/test_moment_delivery.py b/tests/test_moment_delivery.py
index 5b663882..9242c48a 100644
--- a/tests/test_moment_delivery.py
+++ b/tests/test_moment_delivery.py
@@ -209,7 +209,8 @@ async def test_an_installs_own_mapping_and_removal_both_count():
     own = SimpleNamespace(tool="mcp__deploy__ship", match="", moment="work.deliver", effect="add")
     assert "ship" in await _reachable({"work.deliver"}, [own])
     gone = SimpleNamespace(tool="AskUserQuestion", match="", moment="reply.ask", effect="remove")
-    assert await _reachable({"reply.ask"}, [gone]) == []
+    assert "askuserquestion" in await _reachable({"reply.ask"})
+    assert "askuserquestion" not in await _reachable({"reply.ask"}, [gone])
 
 
 # ── the plugin routes ───────────────────────────────────────────────────