diff --git a/apps/api/tests/test_governance_dispatcher.py b/apps/api/tests/test_governance_dispatcher.py
index cef88a9a3..174f41ddf 100644
--- a/apps/api/tests/test_governance_dispatcher.py
+++ b/apps/api/tests/test_governance_dispatcher.py
@@ -26,6 +26,19 @@ TAIPEI = timezone(timedelta(hours=8))
 NOW = datetime(2026, 5, 3, 12, 0, tzinfo=TAIPEI)
 
 
+@pytest.fixture(autouse=True)
+def _isolate_skip_cooldown(monkeypatch: pytest.MonkeyPatch) -> None:
+    """Keep dispatcher unit tests independent from live Redis cooldown state."""
+    monkeypatch.setattr(
+        "src.services.governance_dispatcher._is_skip_cooldown",
+        AsyncMock(return_value=False),
+    )
+    monkeypatch.setattr(
+        "src.services.governance_dispatcher._set_skip_cooldown",
+        AsyncMock(),
+    )
+
+
 def _make_governance_event(
     event_id: str = "evt-001",
     event_type: str = "trust_drift",