diff --git a/tests/components/switcher_kis/test_init.py b/tests/components/switcher_kis/test_init.py
index d35fe6e9d20..04b35956c11 100644
--- a/tests/components/switcher_kis/test_init.py
+++ b/tests/components/switcher_kis/test_init.py
@@ -86,7 +86,7 @@ async def test_update_fail(
     mock_bridge.mock_callbacks(DUMMY_SWITCHER_DEVICES)
     await hass.async_block_till_done()
     async_fire_time_changed(
-        hass, dt_util.utcnow() + timedelta(seconds=MAX_UPDATE_INTERVAL_SEC - 1)
+        hass, dt_util.utcnow() + timedelta(seconds=MAX_UPDATE_INTERVAL_SEC - 2)
     )
     await hass.async_block_till_done()