diff --git a/custom_components/xiaomi_home/miot/specs/specv2entity.py b/custom_components/xiaomi_home/miot/specs/specv2entity.py
index 3c8ce8f..3751283 100644
--- a/custom_components/xiaomi_home/miot/specs/specv2entity.py
+++ b/custom_components/xiaomi_home/miot/specs/specv2entity.py
@@ -251,18 +251,10 @@ SPEC_DEVICE_TRANS_MAP: dict[str, dict | str] = {
                     }
                 },
                 'optional': {
-                    'properties': {'target-temperature'}
+                    'properties': {'target-temperature', 'temperature'}
                 },
             }
         },
-        'optional': {
-            'environment': {
-                'required': {},
-                'optional': {
-                    'properties': {'temperature'}
-                }
-            },
-        },
         'entity': 'heater'
     }
 }