diff --git a/tests/test_health.py b/tests/test_health.py
index 51c7184..54578e6 100644
--- a/tests/test_health.py
+++ b/tests/test_health.py
@@ -65,10 +65,18 @@ class HealthCheckTest(unittest.TestCase):
     def test_down_with_pool_already_disabled_restarts_pineapd(self):
         self.ping_ok = False
         self.uci_state['pineapd.@ssidpool[0].disable'] = '1'
+        self.uci_state['pineapd.wlan2mon.disable'] = '1'
         result = server.health_check()
         self.assertEqual(result['last_action'], 'pineapd restart')
         self.assertIn(['/etc/init.d/pineapd', 'restart'], [r[0] for r in self.runs])
 
+    def test_down_disables_wlan2mon_crash_source(self):
+        self.ping_ok = False
+        self.uci_state['pineapd.@ssidpool[0].disable'] = '1'
+        result = server.health_check()
+        self.assertEqual(result['last_action'], 'wlan2mon disabled (missing 6GHz iface crash source)')
+        self.assertEqual(self.uci_state['pineapd.wlan2mon.disable'], '1')
+
     def test_down_without_crash_brings_monitors_up(self):
         self.ping_ok = False
         self.uci_state['pineapd.@ssidpool[0].disable'] = '1'