diff --git a/pyhon/appliance.py b/pyhon/appliance.py
index ce89187..90a7f12 100644
--- a/pyhon/appliance.py
+++ b/pyhon/appliance.py
@@ -13,7 +13,7 @@ if TYPE_CHECKING:
 
 class HonAppliance:
     def __init__(
-            self, api: Optional["HonAPI"], info: Dict[str, Any], zone: int = 0
+        self, api: Optional["HonAPI"], info: Dict[str, Any], zone: int = 0
     ) -> None:
         if attributes := info.get("attributes"):
             info["attributes"] = {v["parName"]: v["parValue"] for v in attributes}
@@ -129,8 +129,8 @@ class HonAppliance:
                 command = self.commands[name]
             for key, data in command.settings.items():
                 if (
-                        not isinstance(data, HonParameterFixed)
-                        and parameters.get(key) is not None
+                    not isinstance(data, HonParameterFixed)
+                    and parameters.get(key) is not None
                 ):
                     with suppress(ValueError):
                         data.value = parameters.get(key)
@@ -175,7 +175,9 @@ class HonAppliance:
     def parameters(self):
         result = {}
         for name, command in self._commands.items():
-            for key, parameter in (command.parameters | command.ancillary_parameters).items():
+            for key, parameter in (
+                command.parameters | command.ancillary_parameters
+            ).items():
                 result.setdefault(name, {})[key] = parameter.value
         return result
 
diff --git a/pyhon/hon.py b/pyhon/hon.py
index 830d510..bffa246 100644
--- a/pyhon/hon.py
+++ b/pyhon/hon.py
@@ -61,8 +61,9 @@ class Hon:
     async def setup(self) -> None:
         appliance: Dict
         for appliance in (await self.api.load_appliances())["payload"]["appliances"]:
-            for zone in range(int(appliance.get("zone", "0"))):
-                await self._create_appliance(appliance.copy(), zone=zone + 1)
+            if (zones := int(appliance.get("zone", "0"))) > 1:
+                for zone in range(zones):
+                    await self._create_appliance(appliance.copy(), zone=zone + 1)
             await self._create_appliance(appliance)
 
     async def close(self) -> None:
diff --git a/setup.py b/setup.py
index caa5d11..8695cd5 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@ with open("README.md", "r") as f:
 
 setup(
     name="pyhOn",
-    version="0.8.0b4",
+    version="0.8.0b5",
     author="Andre Basche",
     description="Control hOn devices with python",
     long_description=long_description,