diff --git a/homeassistant/components/evohome/manifest.json b/homeassistant/components/evohome/manifest.json
index ead9c75bb15..28950397a04 100644
--- a/homeassistant/components/evohome/manifest.json
+++ b/homeassistant/components/evohome/manifest.json
@@ -6,5 +6,5 @@
   "iot_class": "cloud_polling",
   "loggers": ["evohomeasync", "evohomeasync2"],
   "quality_scale": "legacy",
-  "requirements": ["evohome-async==1.1.3"]
+  "requirements": ["evohome-async==1.2.0"]
 }
diff --git a/homeassistant/components/evohome/water_heater.py b/homeassistant/components/evohome/water_heater.py
index f6b6725b431..4da5a826690 100644
--- a/homeassistant/components/evohome/water_heater.py
+++ b/homeassistant/components/evohome/water_heater.py
@@ -124,15 +124,17 @@ class EvoDHW(EvoChild, WaterHeaterEntity):
             until = dt_util.as_utc(until) if until else None
 
             if operation_mode == STATE_ON:
-                await self.coordinator.call_client_api(self._evo_device.on(until=until))
+                await self.coordinator.call_client_api(
+                    self._evo_device.set_on(until=until)
+                )
             else:  # STATE_OFF
                 await self.coordinator.call_client_api(
-                    self._evo_device.off(until=until)
+                    self._evo_device.set_off(until=until)
                 )
 
     async def async_turn_away_mode_on(self) -> None:
         """Turn away mode on."""
-        await self.coordinator.call_client_api(self._evo_device.off())
+        await self.coordinator.call_client_api(self._evo_device.set_off())
 
     async def async_turn_away_mode_off(self) -> None:
         """Turn away mode off."""
@@ -140,8 +142,8 @@ class EvoDHW(EvoChild, WaterHeaterEntity):
 
     async def async_turn_on(self, **kwargs: Any) -> None:
         """Turn on."""
-        await self.coordinator.call_client_api(self._evo_device.on())
+        await self.coordinator.call_client_api(self._evo_device.set_on())
 
     async def async_turn_off(self, **kwargs: Any) -> None:
         """Turn off."""
-        await self.coordinator.call_client_api(self._evo_device.off())
+        await self.coordinator.call_client_api(self._evo_device.set_off())
diff --git a/requirements_all.txt b/requirements_all.txt
index 1007a6bf15b..844c0e6bbfe 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -945,7 +945,7 @@ eufylife-ble-client==0.1.8
 # evdev==1.9.3
 
 # homeassistant.components.evohome
-evohome-async==1.1.3
+evohome-async==1.2.0
 
 # homeassistant.components.bryant_evolution
 evolutionhttp==0.0.18
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 51638bb55d6..464e5c71397 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -833,7 +833,7 @@ eternalegypt==0.0.18
 eufylife-ble-client==0.1.8
 
 # homeassistant.components.evohome
-evohome-async==1.1.3
+evohome-async==1.2.0
 
 # homeassistant.components.bryant_evolution
 evolutionhttp==0.0.18
diff --git a/tests/components/evohome/test_init.py b/tests/components/evohome/test_init.py
index 1a1d349b07c..d3027ba7a9a 100644
--- a/tests/components/evohome/test_init.py
+++ b/tests/components/evohome/test_init.py
@@ -49,13 +49,13 @@ LOG_FAIL_GATEWAY = (
     "homeassistant.components.evohome",
     logging.ERROR,
     "Failed to fetch initial data: "
-    "Authenticator response is invalid: 502 Bad Gateway, response=None",
+    "Authenticator response is invalid: 502 Bad Gateway, response=<no response>",
 )
 LOG_FAIL_TOO_MANY = (
     "homeassistant.components.evohome",
     logging.ERROR,
     "Failed to fetch initial data: "
-    "Authenticator response is invalid: 429 Too Many Requests, response=None",
+    "Authenticator response is invalid: 429 Too Many Requests, response=<no response>",
 )
 
 LOG_FGET_CONNECTION = (
@@ -70,14 +70,14 @@ LOG_FGET_GATEWAY = (
     logging.ERROR,
     "Failed to fetch initial data: "
     "GET https://tccna.resideo.com/WebAPI/emea/api/v1/userAccount: "
-    "502 Bad Gateway, response=None",
+    "502 Bad Gateway",
 )
 LOG_FGET_TOO_MANY = (
     "homeassistant.components.evohome",
     logging.ERROR,
     "Failed to fetch initial data: "
     "GET https://tccna.resideo.com/WebAPI/emea/api/v1/userAccount: "
-    "429 Too Many Requests, response=None",
+    "429 Too Many Requests",
 )
 
 
diff --git a/tests/components/evohome/test_water_heater.py b/tests/components/evohome/test_water_heater.py
index ce52f43db35..56d57db0cae 100644
--- a/tests/components/evohome/test_water_heater.py
+++ b/tests/components/evohome/test_water_heater.py
@@ -76,7 +76,7 @@ async def test_set_operation_mode(
         mock_fcn.assert_awaited_once_with()
 
     # SERVICE_SET_OPERATION_MODE: off (until next scheduled setpoint)
-    with patch("evohomeasync2.hotwater.HotWater.off") as mock_fcn:
+    with patch("evohomeasync2.hotwater.HotWater.set_off") as mock_fcn:
         await hass.services.async_call(
             WATER_HEATER_DOMAIN,
             SERVICE_SET_OPERATION_MODE,
@@ -96,7 +96,7 @@ async def test_set_operation_mode(
         results.append(mock_fcn.await_args.kwargs)
 
     # SERVICE_SET_OPERATION_MODE: on (until next scheduled setpoint)
-    with patch("evohomeasync2.hotwater.HotWater.on") as mock_fcn:
+    with patch("evohomeasync2.hotwater.HotWater.set_on") as mock_fcn:
         await hass.services.async_call(
             WATER_HEATER_DOMAIN,
             SERVICE_SET_OPERATION_MODE,
@@ -137,7 +137,7 @@ async def test_set_away_mode(hass: HomeAssistant, evohome: EvohomeClient) -> Non
         mock_fcn.assert_awaited_once_with()
 
     # set_away_mode: on
-    with patch("evohomeasync2.hotwater.HotWater.off") as mock_fcn:
+    with patch("evohomeasync2.hotwater.HotWater.set_off") as mock_fcn:
         await hass.services.async_call(
             WATER_HEATER_DOMAIN,
             SERVICE_SET_AWAY_MODE,
@@ -156,7 +156,7 @@ async def test_turn_off(hass: HomeAssistant, evohome: EvohomeClient) -> None:
     """Test SERVICE_TURN_OFF of an evohome DHW zone."""
 
     # turn_off
-    with patch("evohomeasync2.hotwater.HotWater.off") as mock_fcn:
+    with patch("evohomeasync2.hotwater.HotWater.set_off") as mock_fcn:
         await hass.services.async_call(
             WATER_HEATER_DOMAIN,
             SERVICE_TURN_OFF,
@@ -174,7 +174,7 @@ async def test_turn_on(hass: HomeAssistant, evohome: EvohomeClient) -> None:
     """Test SERVICE_TURN_ON of an evohome DHW zone."""
 
     # turn_on
-    with patch("evohomeasync2.hotwater.HotWater.on") as mock_fcn:
+    with patch("evohomeasync2.hotwater.HotWater.set_on") as mock_fcn:
         await hass.services.async_call(
             WATER_HEATER_DOMAIN,
             SERVICE_TURN_ON,