diff --git a/tests/components/husqvarna_automower/snapshots/test_diagnostics.ambr b/tests/components/husqvarna_automower/snapshots/test_diagnostics.ambr
index 60bb04fdb94..a87a97800d8 100644
--- a/tests/components/husqvarna_automower/snapshots/test_diagnostics.ambr
+++ b/tests/components/husqvarna_automower/snapshots/test_diagnostics.ambr
@@ -7,16 +7,16 @@
     'calendar': dict({
       'events': list([
         dict({
-          'end': '2024-05-07T00:00:00+00:00',
+          'end': '2024-03-02T00:00:00+00:00',
           'rrule': 'FREQ=WEEKLY;BYDAY=MO,WE,FR',
-          'start': '2024-05-06T19:00:00+00:00',
+          'start': '2024-03-01T19:00:00+00:00',
           'uid': '1140_300_MO,WE,FR',
           'work_area_id': None,
         }),
         dict({
-          'end': '2024-05-07T08:00:00+00:00',
+          'end': '2024-03-02T08:00:00+00:00',
           'rrule': 'FREQ=WEEKLY;BYDAY=TU,TH,SA',
-          'start': '2024-05-07T00:00:00+00:00',
+          'start': '2024-03-02T00:00:00+00:00',
           'uid': '0_480_TU,TH,SA',
           'work_area_id': None,
         }),
diff --git a/tests/components/husqvarna_automower/test_diagnostics.py b/tests/components/husqvarna_automower/test_diagnostics.py
index c19345e507e..eeb6b46e6c4 100644
--- a/tests/components/husqvarna_automower/test_diagnostics.py
+++ b/tests/components/husqvarna_automower/test_diagnostics.py
@@ -39,6 +39,7 @@ async def test_entry_diagnostics(
     assert result == snapshot
 
 
+@pytest.mark.freeze_time(datetime.datetime(2024, 2, 29, 11, tzinfo=datetime.UTC))
 async def test_device_diagnostics(
     hass: HomeAssistant,
     hass_client: ClientSessionGenerator,