diff --git a/tests/components/palazzetti/conftest.py b/tests/components/palazzetti/conftest.py
index d3694653cd4..ab1e6323247 100644
--- a/tests/components/palazzetti/conftest.py
+++ b/tests/components/palazzetti/conftest.py
@@ -65,6 +65,7 @@ def mock_palazzetti_client() -> Generator[AsyncMock]:
         mock_client.has_fan_auto = True
         mock_client.has_on_off_switch = True
         mock_client.has_pellet_level = False
+        mock_client.host = "XXXXXXXXXX"
         mock_client.connected = True
         mock_client.status = 6
         mock_client.is_heating = True