diff --git a/CHANGELOG.md b/CHANGELOG.md
index f1adbbc73..3833b9eda 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,11 @@
 
 ## Versions from 0.40 and up
 
+## v0.54.2
+
+- Link to plugwise [v1.5.1](https://github.com/plugwise/python-plugwise/releases/tag/v1.5.1) and adapt:
+  - Change thermostat device-key `mode` to `climate_mode`
+
 ## v0.54.1
 
 - Fix typing error
diff --git a/custom_components/plugwise/climate.py b/custom_components/plugwise/climate.py
index caa27803b..4d0a1c786 100644
--- a/custom_components/plugwise/climate.py
+++ b/custom_components/plugwise/climate.py
@@ -31,6 +31,7 @@
     ACTIVE_PRESET,
     AVAILABLE_SCHEDULES,
     BINARY_SENSORS,
+    CLIMATE_MODE,
     CONF_HOMEKIT_EMULATION,  # pw-beta homekit emulation
     CONTROL_STATE,
     COOLING_PRESENT,
@@ -43,7 +44,6 @@
     LOGGER,
     LOWER_BOUND,
     MASTER_THERMOSTATS,
-    MODE,
     REGULATION_MODES,
     RESOLUTION,
     SELECT_REGULATION_MODE,
@@ -195,7 +195,7 @@ def target_temperature_low(self) -> float:
     def hvac_mode(self) -> HVACMode:
         """Return HVAC operation ie. auto, cool, heat, heat_cool, or off mode."""
         if (
-            mode := self.device[MODE]
+            mode := self.device[CLIMATE_MODE]
         ) is None or mode not in self.hvac_modes:  # pw-beta add to Core
             return HVACMode.HEAT  # pragma: no cover
         # pw-beta homekit emulation
diff --git a/custom_components/plugwise/const.py b/custom_components/plugwise/const.py
index 7897d4a08..df5a1b725 100644
--- a/custom_components/plugwise/const.py
+++ b/custom_components/plugwise/const.py
@@ -43,11 +43,11 @@
 
 # Climate constants
 ACTIVE_PRESET: Final = "active_preset"
+CLIMATE_MODE: Final = "climate_mode"
 CONTROL_STATE: Final = "control_state"
 COOLING_PRESENT: Final ="cooling_present"
 DEV_CLASS: Final = "dev_class"
 NONE : Final = "None"
-MODE: Final = "mode"
 TARGET_TEMP: Final = "setpoint"
 TARGET_TEMP_HIGH: Final = "setpoint_high"
 TARGET_TEMP_LOW: Final = "setpoint_low"
diff --git a/custom_components/plugwise/manifest.json b/custom_components/plugwise/manifest.json
index f2a3f45ac..8d8a4ccce 100644
--- a/custom_components/plugwise/manifest.json
+++ b/custom_components/plugwise/manifest.json
@@ -7,7 +7,7 @@
   "integration_type": "hub",
   "iot_class": "local_polling",
   "loggers": ["plugwise"],
-  "requirements": ["plugwise==1.5.0"],
-  "version": "0.54.1",
+  "requirements": ["plugwise==1.5.1"],
+  "version": "0.54.2",
   "zeroconf": ["_plugwise._tcp.local."]
 }
diff --git a/tests/components/plugwise/fixtures/anna_heatpump_heating/all_data.json b/tests/components/plugwise/fixtures/anna_heatpump_heating/all_data.json
index b324a99e7..66b02931f 100644
--- a/tests/components/plugwise/fixtures/anna_heatpump_heating/all_data.json
+++ b/tests/components/plugwise/fixtures/anna_heatpump_heating/all_data.json
@@ -64,11 +64,11 @@
         "standaard",
         "off"
       ],
+      "climate_mode": "auto",
       "dev_class": "thermostat",
       "firmware": "2018-02-08T11:15:53+01:00",
       "hardware": "6539-1301-5002",
       "location": "c784ee9fdab44e1395b8dee7d7a497d5",
-      "mode": "auto",
       "model": "ThermoTouch",
       "name": "Anna",
       "preset_modes": [
diff --git a/tests/components/plugwise/fixtures/legacy_anna/all_data.json b/tests/components/plugwise/fixtures/legacy_anna/all_data.json
index 71452119e..2b0a27182 100644
--- a/tests/components/plugwise/fixtures/legacy_anna/all_data.json
+++ b/tests/components/plugwise/fixtures/legacy_anna/all_data.json
@@ -36,11 +36,11 @@
     },
     "0d266432d64443e283b5d708ae98b455": {
       "active_preset": "home",
+      "climate_mode": "heat",
       "dev_class": "thermostat",
       "firmware": "2017-03-13T11:54:58+01:00",
       "hardware": "6539-1301-500",
       "location": "0000aaaa0000aaaa0000aaaa0000aa00",
-      "mode": "heat",
       "model": "ThermoTouch",
       "name": "Anna",
       "preset_modes": [
@@ -51,7 +51,7 @@
         "no_frost"
       ],
       "sensors": {
-        "illuminance": 151,
+        "illuminance": 150.8,
         "setpoint": 20.5,
         "temperature": 20.4
       },
diff --git a/tests/components/plugwise/fixtures/m_adam_cooling/all_data.json b/tests/components/plugwise/fixtures/m_adam_cooling/all_data.json
index 1a829d236..ffda247bb 100644
--- a/tests/components/plugwise/fixtures/m_adam_cooling/all_data.json
+++ b/tests/components/plugwise/fixtures/m_adam_cooling/all_data.json
@@ -63,10 +63,10 @@
         "Weekschema",
         "off"
       ],
+      "climate_mode": "cool",
       "control_state": "cooling",
       "dev_class": "thermostat",
       "location": "f2bf9048bef64cc5b6d5110154e33c81",
-      "mode": "cool",
       "model": "ThermoTouch",
       "model_id": "143.1",
       "name": "Anna",
@@ -135,12 +135,12 @@
       "binary_sensors": {
         "low_battery": true
       },
+      "climate_mode": "auto",
       "control_state": "preheating",
       "dev_class": "zone_thermostat",
       "firmware": "2016-10-10T02:00:00+02:00",
       "hardware": "255",
       "location": "f871b8c4d63549319221e294e4f88074",
-      "mode": "auto",
       "model": "Lisa",
       "model_id": "158-01",
       "name": "Lisa Badkamer",
diff --git a/tests/components/plugwise/fixtures/m_adam_heating/all_data.json b/tests/components/plugwise/fixtures/m_adam_heating/all_data.json
index 066661217..bc7fee930 100644
--- a/tests/components/plugwise/fixtures/m_adam_heating/all_data.json
+++ b/tests/components/plugwise/fixtures/m_adam_heating/all_data.json
@@ -68,10 +68,10 @@
         "Weekschema",
         "off"
       ],
+      "climate_mode": "heat",
       "control_state": "preheating",
       "dev_class": "thermostat",
       "location": "f2bf9048bef64cc5b6d5110154e33c81",
-      "mode": "heat",
       "model": "ThermoTouch",
       "model_id": "143.1",
       "name": "Anna",
@@ -139,12 +139,12 @@
       "binary_sensors": {
         "low_battery": true
       },
+      "climate_mode": "auto",
       "control_state": "off",
       "dev_class": "zone_thermostat",
       "firmware": "2016-10-10T02:00:00+02:00",
       "hardware": "255",
       "location": "f871b8c4d63549319221e294e4f88074",
-      "mode": "auto",
       "model": "Lisa",
       "model_id": "158-01",
       "name": "Lisa Badkamer",
diff --git a/tests/components/plugwise/fixtures/m_adam_jip/all_data.json b/tests/components/plugwise/fixtures/m_adam_jip/all_data.json
index 811db5db2..569525975 100644
--- a/tests/components/plugwise/fixtures/m_adam_jip/all_data.json
+++ b/tests/components/plugwise/fixtures/m_adam_jip/all_data.json
@@ -6,12 +6,12 @@
       "binary_sensors": {
         "low_battery": false
       },
+      "climate_mode": "off",
       "control_state": "off",
       "dev_class": "zone_thermostat",
       "firmware": "2016-10-27T02:00:00+02:00",
       "hardware": "255",
       "location": "06aecb3d00354375924f50c47af36bd2",
-      "mode": "off",
       "model": "Lisa",
       "model_id": "158-01",
       "name": "Slaapkamer",
@@ -113,12 +113,12 @@
       "binary_sensors": {
         "low_battery": false
       },
+      "climate_mode": "heat",
       "control_state": "off",
       "dev_class": "zone_thermostat",
       "firmware": "2016-10-27T02:00:00+02:00",
       "hardware": "255",
       "location": "d27aede973b54be484f6842d1b2802ad",
-      "mode": "heat",
       "model": "Lisa",
       "model_id": "158-01",
       "name": "Kinderkamer",
@@ -179,12 +179,12 @@
       "binary_sensors": {
         "low_battery": false
       },
+      "climate_mode": "heat",
       "control_state": "off",
       "dev_class": "zone_thermostat",
       "firmware": "2016-10-27T02:00:00+02:00",
       "hardware": "255",
       "location": "d58fec52899f4f1c92e4f8fad6d8c48c",
-      "mode": "heat",
       "model": "Lisa",
       "model_id": "158-01",
       "name": "Logeerkamer",
@@ -312,12 +312,12 @@
       "binary_sensors": {
         "low_battery": false
       },
+      "climate_mode": "heat",
       "control_state": "off",
       "dev_class": "zone_thermometer",
       "firmware": "2020-09-01T02:00:00+02:00",
       "hardware": "1",
       "location": "13228dab8ce04617af318a2888b3c548",
-      "mode": "heat",
       "model": "Jip",
       "model_id": "168-01",
       "name": "Woonkamer",
diff --git a/tests/components/plugwise/fixtures/m_adam_multiple_devices_per_zone/all_data.json b/tests/components/plugwise/fixtures/m_adam_multiple_devices_per_zone/all_data.json
index 8789b8957..290935ac4 100644
--- a/tests/components/plugwise/fixtures/m_adam_multiple_devices_per_zone/all_data.json
+++ b/tests/components/plugwise/fixtures/m_adam_multiple_devices_per_zone/all_data.json
@@ -126,11 +126,11 @@
       "binary_sensors": {
         "low_battery": false
       },
+      "climate_mode": "auto",
       "dev_class": "zone_thermostat",
       "firmware": "2016-10-27T02:00:00+02:00",
       "hardware": "255",
       "location": "82fa13f017d240daa0d0ea1775420f24",
-      "mode": "auto",
       "model": "Lisa",
       "model_id": "158-01",
       "name": "Zone Thermostat Jessie",
@@ -283,11 +283,11 @@
       "binary_sensors": {
         "low_battery": false
       },
+      "climate_mode": "auto",
       "dev_class": "zone_thermostat",
       "firmware": "2016-08-02T02:00:00+02:00",
       "hardware": "255",
       "location": "c50f167537524366a5af7aa3942feb1e",
-      "mode": "auto",
       "model": "Lisa",
       "model_id": "158-01",
       "name": "Zone Lisa WK",
@@ -382,11 +382,11 @@
       "binary_sensors": {
         "low_battery": false
       },
+      "climate_mode": "heat",
       "dev_class": "zone_thermostat",
       "firmware": "2016-10-27T02:00:00+02:00",
       "hardware": "255",
       "location": "12493538af164a409c6a1c79e38afe1c",
-      "mode": "heat",
       "model": "Lisa",
       "model_id": "158-01",
       "name": "Zone Lisa Bios",
@@ -424,11 +424,11 @@
       "binary_sensors": {
         "low_battery": false
       },
+      "climate_mode": "heat",
       "dev_class": "thermostatic_radiator_valve",
       "firmware": "2019-03-27T01:00:00+01:00",
       "hardware": "1",
       "location": "446ac08dd04d4eff8ac57489757b7314",
-      "mode": "heat",
       "model": "Tom/Floor",
       "model_id": "106-03",
       "name": "CV Kraan Garage",
@@ -475,11 +475,11 @@
       "binary_sensors": {
         "low_battery": false
       },
+      "climate_mode": "auto",
       "dev_class": "zone_thermostat",
       "firmware": "2016-10-27T02:00:00+02:00",
       "hardware": "255",
       "location": "08963fec7c53423ca5680aa4cb502c63",
-      "mode": "auto",
       "model": "Lisa",
       "model_id": "158-01",
       "name": "Zone Thermostat Badkamer",
diff --git a/tests/components/plugwise/fixtures/m_anna_heatpump_cooling/all_data.json b/tests/components/plugwise/fixtures/m_anna_heatpump_cooling/all_data.json
index 455190f90..044de1244 100644
--- a/tests/components/plugwise/fixtures/m_anna_heatpump_cooling/all_data.json
+++ b/tests/components/plugwise/fixtures/m_anna_heatpump_cooling/all_data.json
@@ -64,11 +64,11 @@
         "standaard",
         "off"
       ],
+      "climate_mode": "auto",
       "dev_class": "thermostat",
       "firmware": "2018-02-08T11:15:53+01:00",
       "hardware": "6539-1301-5002",
       "location": "c784ee9fdab44e1395b8dee7d7a497d5",
-      "mode": "auto",
       "model": "ThermoTouch",
       "name": "Anna",
       "preset_modes": [
diff --git a/tests/components/plugwise/fixtures/m_anna_heatpump_idle/all_data.json b/tests/components/plugwise/fixtures/m_anna_heatpump_idle/all_data.json
index 95fe17eb4..bc33ac339 100644
--- a/tests/components/plugwise/fixtures/m_anna_heatpump_idle/all_data.json
+++ b/tests/components/plugwise/fixtures/m_anna_heatpump_idle/all_data.json
@@ -64,11 +64,11 @@
         "standaard",
         "off"
       ],
+      "climate_mode": "auto",
       "dev_class": "thermostat",
       "firmware": "2018-02-08T11:15:53+01:00",
       "hardware": "6539-1301-5002",
       "location": "c784ee9fdab44e1395b8dee7d7a497d5",
-      "mode": "auto",
       "model": "ThermoTouch",
       "name": "Anna",
       "preset_modes": [
diff --git a/tests/components/plugwise/snapshots/test_diagnostics.ambr b/tests/components/plugwise/snapshots/test_diagnostics.ambr
index d187e0355..2a8223a25 100644
--- a/tests/components/plugwise/snapshots/test_diagnostics.ambr
+++ b/tests/components/plugwise/snapshots/test_diagnostics.ambr
@@ -128,11 +128,11 @@
         'binary_sensors': dict({
           'low_battery': False,
         }),
+        'climate_mode': 'auto',
         'dev_class': 'zone_thermostat',
         'firmware': '2016-10-27T02:00:00+02:00',
         'hardware': '255',
         'location': '82fa13f017d240daa0d0ea1775420f24',
-        'mode': 'auto',
         'model': 'Lisa',
         'model_id': '158-01',
         'name': 'Zone Thermostat Jessie',
@@ -285,11 +285,11 @@
         'binary_sensors': dict({
           'low_battery': False,
         }),
+        'climate_mode': 'auto',
         'dev_class': 'zone_thermostat',
         'firmware': '2016-08-02T02:00:00+02:00',
         'hardware': '255',
         'location': 'c50f167537524366a5af7aa3942feb1e',
-        'mode': 'auto',
         'model': 'Lisa',
         'model_id': '158-01',
         'name': 'Zone Lisa WK',
@@ -384,11 +384,11 @@
         'binary_sensors': dict({
           'low_battery': False,
         }),
+        'climate_mode': 'heat',
         'dev_class': 'zone_thermostat',
         'firmware': '2016-10-27T02:00:00+02:00',
         'hardware': '255',
         'location': '12493538af164a409c6a1c79e38afe1c',
-        'mode': 'heat',
         'model': 'Lisa',
         'model_id': '158-01',
         'name': 'Zone Lisa Bios',
@@ -426,11 +426,11 @@
         'binary_sensors': dict({
           'low_battery': False,
         }),
+        'climate_mode': 'heat',
         'dev_class': 'thermostatic_radiator_valve',
         'firmware': '2019-03-27T01:00:00+01:00',
         'hardware': '1',
         'location': '446ac08dd04d4eff8ac57489757b7314',
-        'mode': 'heat',
         'model': 'Tom/Floor',
         'model_id': '106-03',
         'name': 'CV Kraan Garage',
@@ -477,11 +477,11 @@
         'binary_sensors': dict({
           'low_battery': False,
         }),
+        'climate_mode': 'auto',
         'dev_class': 'zone_thermostat',
         'firmware': '2016-10-27T02:00:00+02:00',
         'hardware': '255',
         'location': '08963fec7c53423ca5680aa4cb502c63',
-        'mode': 'auto',
         'model': 'Lisa',
         'model_id': '158-01',
         'name': 'Zone Thermostat Badkamer',