diff --git a/homeassistant/components/honeywell/climate.py b/homeassistant/components/honeywell/climate.py
index 6bfefcf3a8c..b23df9f1f4b 100644
--- a/homeassistant/components/honeywell/climate.py
+++ b/homeassistant/components/honeywell/climate.py
@@ -6,7 +6,8 @@ import datetime
 from typing import Any
 
 from aiohttp import ClientConnectionError
-import aiosomecomfort
+from aiosomecomfort import SomeComfortError, UnauthorizedError, UnexpectedResponse
+from aiosomecomfort.device import Device as SomeComfortDevice
 
 from homeassistant.components.climate import (
     ATTR_TARGET_TEMP_HIGH,
@@ -106,7 +107,7 @@ class HoneywellUSThermostat(ClimateEntity):
     def __init__(
         self,
         data: HoneywellData,
-        device: aiosomecomfort.device.Device,
+        device: SomeComfortDevice,
         cool_away_temp: int | None,
         heat_away_temp: int | None,
     ) -> None:
@@ -312,7 +313,7 @@ class HoneywellUSThermostat(ClimateEntity):
                 if mode == "heat":
                     await self._device.set_setpoint_heat(temperature)
 
-        except aiosomecomfort.SomeComfortError as err:
+        except SomeComfortError as err:
             _LOGGER.error("Invalid temperature %.1f: %s", temperature, err)
 
     async def async_set_temperature(self, **kwargs: Any) -> None:
@@ -325,7 +326,7 @@ class HoneywellUSThermostat(ClimateEntity):
                 if temperature := kwargs.get(ATTR_TARGET_TEMP_LOW):
                     await self._device.set_setpoint_heat(temperature)
 
-            except aiosomecomfort.SomeComfortError as err:
+            except SomeComfortError as err:
                 _LOGGER.error("Invalid temperature %.1f: %s", temperature, err)
 
     async def async_set_fan_mode(self, fan_mode: str) -> None:
@@ -354,7 +355,7 @@ class HoneywellUSThermostat(ClimateEntity):
             if mode in HEATING_MODES:
                 await self._device.set_hold_heat(True, self._heat_away_temp)
 
-        except aiosomecomfort.SomeComfortError:
+        except SomeComfortError:
             _LOGGER.error(
                 "Temperature out of range. Mode: %s, Heat Temperature:  %.1f, Cool Temperature: %.1f",
                 mode,
@@ -375,7 +376,7 @@ class HoneywellUSThermostat(ClimateEntity):
                 if mode in HEATING_MODES:
                     await self._device.set_hold_heat(True)
 
-            except aiosomecomfort.SomeComfortError:
+            except SomeComfortError:
                 _LOGGER.error("Couldn't set permanent hold")
         else:
             _LOGGER.error("Invalid system mode returned: %s", mode)
@@ -387,7 +388,7 @@ class HoneywellUSThermostat(ClimateEntity):
             # Disabling all hold modes
             await self._device.set_hold_cool(False)
             await self._device.set_hold_heat(False)
-        except aiosomecomfort.SomeComfortError:
+        except SomeComfortError:
             _LOGGER.error("Can not stop hold mode")
 
     async def async_set_preset_mode(self, preset_mode: str) -> None:
@@ -416,12 +417,14 @@ class HoneywellUSThermostat(ClimateEntity):
         try:
             await self._device.refresh()
             self._attr_available = True
-        except aiosomecomfort.SomeComfortError:
+        except UnauthorizedError:
             try:
                 await self._data.client.login()
+                await self._device.refresh()
+                self._attr_available = True
 
             except (
-                aiosomecomfort.SomeComfortError,
+                SomeComfortError,
                 ClientConnectionError,
                 asyncio.TimeoutError,
             ):
@@ -429,3 +432,6 @@ class HoneywellUSThermostat(ClimateEntity):
 
         except (ClientConnectionError, asyncio.TimeoutError):
             self._attr_available = False
+
+        except UnexpectedResponse:
+            pass
diff --git a/homeassistant/components/honeywell/manifest.json b/homeassistant/components/honeywell/manifest.json
index bb72c15cd46..a53eaaab8ce 100644
--- a/homeassistant/components/honeywell/manifest.json
+++ b/homeassistant/components/honeywell/manifest.json
@@ -6,5 +6,5 @@
   "documentation": "https://www.home-assistant.io/integrations/honeywell",
   "iot_class": "cloud_polling",
   "loggers": ["somecomfort"],
-  "requirements": ["AIOSomecomfort==0.0.16"]
+  "requirements": ["AIOSomecomfort==0.0.17"]
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index 8ef933870a0..be073ac19ab 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -8,7 +8,7 @@ AEMET-OpenData==0.3.0
 AIOAladdinConnect==0.1.57
 
 # homeassistant.components.honeywell
-AIOSomecomfort==0.0.16
+AIOSomecomfort==0.0.17
 
 # homeassistant.components.adax
 Adax-local==0.1.5
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 57ddafb4eba..7b40e29d86e 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -10,7 +10,7 @@ AEMET-OpenData==0.3.0
 AIOAladdinConnect==0.1.57
 
 # homeassistant.components.honeywell
-AIOSomecomfort==0.0.16
+AIOSomecomfort==0.0.17
 
 # homeassistant.components.adax
 Adax-local==0.1.5
diff --git a/tests/components/honeywell/test_climate.py b/tests/components/honeywell/test_climate.py
index 4d6989d79e8..b8facc54d43 100644
--- a/tests/components/honeywell/test_climate.py
+++ b/tests/components/honeywell/test_climate.py
@@ -1010,8 +1010,8 @@ async def test_async_update_errors(
 
     await init_integration(hass, config_entry)
 
-    device.refresh.side_effect = aiosomecomfort.SomeComfortError
-    client.login.side_effect = aiosomecomfort.SomeComfortError
+    device.refresh.side_effect = aiosomecomfort.UnauthorizedError
+    client.login.side_effect = aiosomecomfort.AuthError
     entity_id = f"climate.{device.name}"
     state = hass.states.get(entity_id)
     assert state.state == "off"
@@ -1037,6 +1037,28 @@ async def test_async_update_errors(
     state = hass.states.get(entity_id)
     assert state.state == "off"
 
+    device.refresh.side_effect = aiosomecomfort.UnexpectedResponse
+    client.login.side_effect = None
+    async_fire_time_changed(
+        hass,
+        utcnow() + SCAN_INTERVAL,
+    )
+    await hass.async_block_till_done()
+
+    state = hass.states.get(entity_id)
+    assert state.state == "off"
+
+    device.refresh.side_effect = [aiosomecomfort.UnauthorizedError, None]
+    client.login.side_effect = None
+    async_fire_time_changed(
+        hass,
+        utcnow() + SCAN_INTERVAL,
+    )
+    await hass.async_block_till_done()
+
+    state = hass.states.get(entity_id)
+    assert state.state == "off"
+
     # "reload integration" test
     device.refresh.side_effect = aiosomecomfort.SomeComfortError
     client.login.side_effect = aiosomecomfort.AuthError
@@ -1046,9 +1068,8 @@ async def test_async_update_errors(
     )
     await hass.async_block_till_done()
 
-    entity_id = f"climate.{device.name}"
     state = hass.states.get(entity_id)
-    assert state.state == "unavailable"
+    assert state.state == "off"
 
     device.refresh.side_effect = ClientConnectionError
     async_fire_time_changed(
@@ -1057,7 +1078,6 @@ async def test_async_update_errors(
     )
     await hass.async_block_till_done()
 
-    entity_id = f"climate.{device.name}"
     state = hass.states.get(entity_id)
     assert state.state == "unavailable"