diff --git a/homeassistant/components/ambiclimate/climate.py b/homeassistant/components/ambiclimate/climate.py
index a49253af6bc..8cfebb1bf69 100644
--- a/homeassistant/components/ambiclimate/climate.py
+++ b/homeassistant/components/ambiclimate/climate.py
@@ -1,6 +1,7 @@
 """Support for Ambiclimate ac."""
 import asyncio
 import logging
+from typing import Any
 
 import ambiclimate
 import voluptuous as vol
@@ -146,24 +147,24 @@ class AmbiclimateEntity(ClimateEntity):
         """Initialize the thermostat."""
         self._heater = heater
         self._store = store
-        self._attr_unique_id = self._heater.device_id
-        self._attr_name = self._heater.name
+        self._attr_unique_id = heater.device_id
+        self._attr_name = heater.name
         self._attr_device_info = {
             "identifiers": {(DOMAIN, self.unique_id)},
             "name": self.name,
             "manufacturer": "Ambiclimate",
         }
-        self._attr_min_temp = self._heater.get_min_temp()
-        self._attr_max_temp = self._heater.get_max_temp()
+        self._attr_min_temp = heater.get_min_temp()
+        self._attr_max_temp = heater.get_max_temp()
 
-    async def async_set_temperature(self, **kwargs) -> None:
+    async def async_set_temperature(self, **kwargs: Any) -> None:
         """Set new target temperature."""
         temperature = kwargs.get(ATTR_TEMPERATURE)
         if temperature is None:
             return
         await self._heater.set_target_temperature(temperature)
 
-    async def async_set_hvac_mode(self, hvac_mode) -> None:
+    async def async_set_hvac_mode(self, hvac_mode: str) -> None:
         """Set new target hvac mode."""
         if hvac_mode == HVAC_MODE_HEAT:
             await self._heater.turn_on()
diff --git a/homeassistant/components/ambiclimate/config_flow.py b/homeassistant/components/ambiclimate/config_flow.py
index 7f9ff9e5d09..2643b01185a 100644
--- a/homeassistant/components/ambiclimate/config_flow.py
+++ b/homeassistant/components/ambiclimate/config_flow.py
@@ -1,6 +1,7 @@
 """Config flow for Ambiclimate."""
 import logging
 
+from aiohttp import web
 import ambiclimate
 
 from homeassistant import config_entries
@@ -139,7 +140,7 @@ class AmbiclimateAuthCallbackView(HomeAssistantView):
     url = AUTH_CALLBACK_PATH
     name = AUTH_CALLBACK_NAME
 
-    async def get(self, request) -> str:
+    async def get(self, request: web.Request) -> str:
         """Receive authorization token."""
         code = request.query.get("code")
         if code is None: