diff --git a/homeassistant/components/roomba/sensor.py b/homeassistant/components/roomba/sensor.py
index bf76fc1c39f..6e043d237f3 100644
--- a/homeassistant/components/roomba/sensor.py
+++ b/homeassistant/components/roomba/sensor.py
@@ -27,20 +27,13 @@ from .irobot_base import IRobotEntity
 from .models import RoombaData
 
 
-@dataclass(frozen=True)
-class RoombaSensorEntityDescriptionMixin:
-    """Mixin for describing Roomba data."""
+@dataclass(frozen=True, kw_only=True)
+class RoombaSensorEntityDescription(SensorEntityDescription):
+    """Immutable class for describing Roomba data."""
 
     value_fn: Callable[[IRobotEntity], StateType]
 
 
-@dataclass(frozen=True)
-class RoombaSensorEntityDescription(
-    SensorEntityDescription, RoombaSensorEntityDescriptionMixin
-):
-    """Immutable class for describing Roomba data."""
-
-
 SENSORS: list[RoombaSensorEntityDescription] = [
     RoombaSensorEntityDescription(
         key="battery",