diff --git a/homeassistant/components/juicenet/number.py b/homeassistant/components/juicenet/number.py
index 173ebd45265..383d0d590c4 100644
--- a/homeassistant/components/juicenet/number.py
+++ b/homeassistant/components/juicenet/number.py
@@ -20,19 +20,11 @@ from .const import DOMAIN, JUICENET_API, JUICENET_COORDINATOR
 from .entity import JuiceNetDevice
 
 
-@dataclass(frozen=True)
-class JuiceNetNumberEntityDescriptionMixin:
-    """Mixin for required keys."""
-
-    setter_key: str
-
-
-@dataclass(frozen=True)
-class JuiceNetNumberEntityDescription(
-    NumberEntityDescription, JuiceNetNumberEntityDescriptionMixin
-):
+@dataclass(frozen=True, kw_only=True)
+class JuiceNetNumberEntityDescription(NumberEntityDescription):
     """An entity description for a JuiceNetNumber."""
 
+    setter_key: str
     native_max_value_key: str | None = None