diff --git a/.github/workflows/python-check.yml b/.github/workflows/python-check.yml
index 6731bd8..f2b0bd0 100644
--- a/.github/workflows/python-check.yml
+++ b/.github/workflows/python-check.yml
@@ -33,7 +33,6 @@ jobs:
         flake8 . --count --exit-zero --max-complexity=10 --max-line-length=88 --statistics
     - name: Type check with mypy
       run: |
-        # stop the build if there are Python syntax errors or undefined names
         mypy pyhon/
     # - name: Analysing the code with pylint
     #   run: |
diff --git a/pyhon/appliance.py b/pyhon/appliance.py
index 16d2921..0549a2e 100644
--- a/pyhon/appliance.py
+++ b/pyhon/appliance.py
@@ -72,6 +72,10 @@ def appliance_type(self) -> str:
 
     @property
     def mac_address(self) -> str:
+        return self.info.get("macAddress", "")
+
+    @property
+    def unique_id(self) -> str:
         return self._check_name_zone("macAddress", frontend=False)
 
     @property
diff --git a/pyhon/hon.py b/pyhon/hon.py
index 9be1d78..9aa236c 100644
--- a/pyhon/hon.py
+++ b/pyhon/hon.py
@@ -1,4 +1,5 @@
 import asyncio
+import copy
 from typing import List, Optional, Dict, Any
 from typing_extensions import Self
 
@@ -53,9 +54,10 @@ async def _create_appliance(self, appliance_data: Dict[str, Any], zone=0) -> Non
         self._appliances.append(appliance)
 
     async def setup(self):
+        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, zone=zone + 1)
+                await self._create_appliance(appliance.copy(), zone=zone + 1)
             await self._create_appliance(appliance)
 
     async def close(self):
diff --git a/setup.py b/setup.py
index 80cad43..6eaa2fa 100644
--- a/setup.py
+++ b/setup.py
@@ -7,7 +7,7 @@
 
 setup(
     name="pyhOn",
-    version="0.8.0b2",
+    version="0.8.0b3",
     author="Andre Basche",
     description="Control hOn devices with python",
     long_description=long_description,