diff --git a/homeassistant/components/rituals_perfume_genie/binary_sensor.py b/homeassistant/components/rituals_perfume_genie/binary_sensor.py
index 73499fb5ccc..ab13898394c 100644
--- a/homeassistant/components/rituals_perfume_genie/binary_sensor.py
+++ b/homeassistant/components/rituals_perfume_genie/binary_sensor.py
@@ -21,21 +21,14 @@ from .coordinator import RitualsDataUpdateCoordinator
 from .entity import DiffuserEntity
 
 
-@dataclass
-class RitualsentityDescriptionMixin:
-    """Mixin values for Rituals entities."""
+@dataclass(kw_only=True)
+class RitualsBinarySensorEntityDescription(BinarySensorEntityDescription):
+    """Class describing Rituals binary sensor entities."""
 
     is_on_fn: Callable[[Diffuser], bool]
     has_fn: Callable[[Diffuser], bool]
 
 
-@dataclass
-class RitualsBinarySensorEntityDescription(
-    BinarySensorEntityDescription, RitualsentityDescriptionMixin
-):
-    """Class describing Rituals binary sensor entities."""
-
-
 ENTITY_DESCRIPTIONS = (
     RitualsBinarySensorEntityDescription(
         key="charging",
diff --git a/homeassistant/components/rituals_perfume_genie/number.py b/homeassistant/components/rituals_perfume_genie/number.py
index 3e6af33315f..35b5a3bd008 100644
--- a/homeassistant/components/rituals_perfume_genie/number.py
+++ b/homeassistant/components/rituals_perfume_genie/number.py
@@ -17,21 +17,14 @@ from .coordinator import RitualsDataUpdateCoordinator
 from .entity import DiffuserEntity
 
 
-@dataclass
-class RitualsNumberEntityDescriptionMixin:
-    """Mixin for required keys."""
+@dataclass(kw_only=True)
+class RitualsNumberEntityDescription(NumberEntityDescription):
+    """Class describing Rituals number entities."""
 
     value_fn: Callable[[Diffuser], int]
     set_value_fn: Callable[[Diffuser, int], Awaitable[Any]]
 
 
-@dataclass
-class RitualsNumberEntityDescription(
-    NumberEntityDescription, RitualsNumberEntityDescriptionMixin
-):
-    """Class describing Rituals number entities."""
-
-
 ENTITY_DESCRIPTIONS = (
     RitualsNumberEntityDescription(
         key="perfume_amount",
diff --git a/homeassistant/components/rituals_perfume_genie/select.py b/homeassistant/components/rituals_perfume_genie/select.py
index 42e18624d13..2126ecb147f 100644
--- a/homeassistant/components/rituals_perfume_genie/select.py
+++ b/homeassistant/components/rituals_perfume_genie/select.py
@@ -17,21 +17,14 @@ from .coordinator import RitualsDataUpdateCoordinator
 from .entity import DiffuserEntity
 
 
-@dataclass
-class RitualsEntityDescriptionMixin:
-    """Mixin for required keys."""
+@dataclass(kw_only=True)
+class RitualsSelectEntityDescription(SelectEntityDescription):
+    """Class describing Rituals select entities."""
 
     current_fn: Callable[[Diffuser], str]
     select_fn: Callable[[Diffuser, str], Awaitable[None]]
 
 
-@dataclass
-class RitualsSelectEntityDescription(
-    SelectEntityDescription, RitualsEntityDescriptionMixin
-):
-    """Class describing Rituals select entities."""
-
-
 ENTITY_DESCRIPTIONS = (
     RitualsSelectEntityDescription(
         key="room_size_square_meter",
diff --git a/homeassistant/components/rituals_perfume_genie/sensor.py b/homeassistant/components/rituals_perfume_genie/sensor.py
index 09189dabfad..5f7ae45d330 100644
--- a/homeassistant/components/rituals_perfume_genie/sensor.py
+++ b/homeassistant/components/rituals_perfume_genie/sensor.py
@@ -21,20 +21,12 @@ from .coordinator import RitualsDataUpdateCoordinator
 from .entity import DiffuserEntity
 
 
-@dataclass
-class RitualsEntityDescriptionMixin:
-    """Mixin values for Rituals entities."""
-
-    value_fn: Callable[[Diffuser], int | str]
-
-
-@dataclass
-class RitualsSensorEntityDescription(
-    SensorEntityDescription, RitualsEntityDescriptionMixin
-):
+@dataclass(kw_only=True)
+class RitualsSensorEntityDescription(SensorEntityDescription):
     """Class describing Rituals sensor entities."""
 
     has_fn: Callable[[Diffuser], bool] = lambda _: True
+    value_fn: Callable[[Diffuser], int | str]
 
 
 ENTITY_DESCRIPTIONS = (