diff --git a/backend/tests/test_valkey_queue.py b/backend/tests/test_valkey_queue.py
index 7a729368..229d5b4c 100644
--- a/backend/tests/test_valkey_queue.py
+++ b/backend/tests/test_valkey_queue.py
@@ -9,6 +9,26 @@
 from app.settings import settings
 
 
+def test_valkey_queue_enabled(monkeypatch: pytest.MonkeyPatch) -> None:
+    monkeypatch.setattr(settings, "job_queue_backend", "postgres")
+    assert valkey_queue.valkey_queue_enabled() is False
+
+    monkeypatch.setattr(settings, "job_queue_backend", "valkey")
+    monkeypatch.setattr(settings, "valkey_url", None)
+    monkeypatch.setattr(settings, "valkey_sentinel_hosts", None)
+    assert valkey_queue.valkey_queue_enabled() is False
+
+    monkeypatch.setattr(settings, "job_queue_backend", "valkey")
+    monkeypatch.setattr(settings, "valkey_url", "redis://127.0.0.1:6379/0")
+    monkeypatch.setattr(settings, "valkey_sentinel_hosts", None)
+    assert valkey_queue.valkey_queue_enabled() is True
+
+    monkeypatch.setattr(settings, "job_queue_backend", "valkey")
+    monkeypatch.setattr(settings, "valkey_url", None)
+    monkeypatch.setattr(settings, "valkey_sentinel_hosts", "valkey-a.local:26379")
+    assert valkey_queue.valkey_queue_enabled() is True
+
+
 def test_valkey_queue_summary_uses_sentinel_without_secrets(
     monkeypatch: pytest.MonkeyPatch,
 ) -> None: