diff --git a/tests/devices/test_poolex_qline_heatpump.py b/tests/devices/test_poolex_qline_heatpump.py
index f4100dbf70..ac7c5e2b45 100644
--- a/tests/devices/test_poolex_qline_heatpump.py
+++ b/tests/devices/test_poolex_qline_heatpump.py
@@ -42,7 +42,6 @@ def setUp(self):
                 {
                     "dps": ERROR_DPS,
                     "name": "binary_sensor_defrost",
-                    "device_class": BinarySensorDeviceClass.COLD,
                     "testdata": (2, 0),
                 },
             ],