diff --git a/tests/components/mqtt/test_client.py b/tests/components/mqtt/test_client.py
index 9d9dd713822a..d67d3f247fb0 100644
--- a/tests/components/mqtt/test_client.py
+++ b/tests/components/mqtt/test_client.py
@@ -454,6 +454,9 @@ async def test_subscribe_and_resubscribe(
         mqtt_client_mock.unsubscribe.assert_called_once_with(["test-topic"])
 
 
+@patch("homeassistant.components.mqtt.client.INITIAL_SUBSCRIBE_COOLDOWN", 0.0)
+@patch("homeassistant.components.mqtt.client.SUBSCRIBE_COOLDOWN", 0.0)
+@patch("homeassistant.components.mqtt.client.UNSUBSCRIBE_COOLDOWN", 0.0)
 async def test_subscribe_topic_non_async(
     hass: HomeAssistant,
     mock_debouncer: asyncio.Event,
diff --git a/tests/components/mqtt/test_init.py b/tests/components/mqtt/test_init.py
index 5493d93a44f4..338c63869379 100644
--- a/tests/components/mqtt/test_init.py
+++ b/tests/components/mqtt/test_init.py
@@ -802,6 +802,8 @@ async def test_receiving_message_with_non_utf8_topic_gets_logged(
 
 
 @pytest.mark.usefixtures("mqtt_client_mock")
+@patch("homeassistant.components.mqtt.client.INITIAL_SUBSCRIBE_COOLDOWN", 0.0)
+@patch("homeassistant.components.mqtt.client.SUBSCRIBE_COOLDOWN", 0.0)
 async def test_reload_entry_with_restored_subscriptions(
     hass: HomeAssistant,
     mock_debouncer: asyncio.Event,