diff --git a/homeassistant/components/airvisual/__init__.py b/homeassistant/components/airvisual/__init__.py
index 73c39a450b8..4079f739824 100644
--- a/homeassistant/components/airvisual/__init__.py
+++ b/homeassistant/components/airvisual/__init__.py
@@ -169,7 +169,7 @@ async def async_setup_entry(hass, config_entry):
         _standardize_geography_config_entry(hass, config_entry)
         airvisual = AirVisualGeographyData(
             hass,
-            Client(websession, api_key=config_entry.data[CONF_API_KEY]),
+            Client(api_key=config_entry.data[CONF_API_KEY], session=websession),
             config_entry,
         )
 
@@ -177,7 +177,7 @@ async def async_setup_entry(hass, config_entry):
         config_entry.add_update_listener(async_update_options)
     else:
         _standardize_node_pro_config_entry(hass, config_entry)
-        airvisual = AirVisualNodeProData(hass, Client(websession), config_entry)
+        airvisual = AirVisualNodeProData(hass, Client(session=websession), config_entry)
 
     await airvisual.async_update()
 
diff --git a/homeassistant/components/airvisual/air_quality.py b/homeassistant/components/airvisual/air_quality.py
index 9da5b83d79f..71f9f9d9fbe 100644
--- a/homeassistant/components/airvisual/air_quality.py
+++ b/homeassistant/components/airvisual/air_quality.py
@@ -2,14 +2,12 @@
 from homeassistant.components.air_quality import AirQualityEntity
 from homeassistant.const import CONCENTRATION_MICROGRAMS_PER_CUBIC_METER
 from homeassistant.core import callback
-from homeassistant.util import slugify
 
 from . import AirVisualEntity
 from .const import DATA_CLIENT, DOMAIN, INTEGRATION_TYPE_GEOGRAPHY
 
 ATTR_HUMIDITY = "humidity"
 ATTR_SENSOR_LIFE = "{0}_sensor_life"
-ATTR_TREND = "{0}_trend"
 ATTR_VOC = "voc"
 
 
@@ -94,15 +92,6 @@ class AirVisualNodeProSensor(AirVisualEntity, AirQualityEntity):
     @callback
     def update_from_latest_data(self):
         """Update from the Node/Pro's data."""
-        trends = {
-            ATTR_TREND.format(slugify(pollutant)): trend
-            for pollutant, trend in self._airvisual.data["trends"].items()
-        }
-        if self._airvisual.data["current"]["settings"]["is_aqi_usa"]:
-            trends.pop(ATTR_TREND.format("aqi_cn"))
-        else:
-            trends.pop(ATTR_TREND.format("aqi_us"))
-
         self._attrs.update(
             {
                 ATTR_VOC: self._airvisual.data["current"]["measurements"].get("voc"),
@@ -112,6 +101,5 @@ class AirVisualNodeProSensor(AirVisualEntity, AirQualityEntity):
                         "status"
                     ]["sensor_life"].items()
                 },
-                **trends,
             }
         )
diff --git a/homeassistant/components/airvisual/config_flow.py b/homeassistant/components/airvisual/config_flow.py
index 22a8c776027..691fa19504a 100644
--- a/homeassistant/components/airvisual/config_flow.py
+++ b/homeassistant/components/airvisual/config_flow.py
@@ -101,7 +101,7 @@ class AirVisualFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
                 return self.async_abort(reason="already_configured")
 
         websession = aiohttp_client.async_get_clientsession(self.hass)
-        client = Client(websession, api_key=user_input[CONF_API_KEY])
+        client = Client(session=websession, api_key=user_input[CONF_API_KEY])
 
         # If this is the first (and only the first) time we've seen this API key, check
         # that it's valid:
@@ -142,7 +142,7 @@ class AirVisualFlowHandler(config_entries.ConfigFlow, domain=DOMAIN):
         await self._async_set_unique_id(user_input[CONF_IP_ADDRESS])
 
         websession = aiohttp_client.async_get_clientsession(self.hass)
-        client = Client(websession)
+        client = Client(session=websession)
 
         try:
             await client.node.from_samba(
diff --git a/homeassistant/components/airvisual/manifest.json b/homeassistant/components/airvisual/manifest.json
index d97fcfb78ef..93b57a4804e 100644
--- a/homeassistant/components/airvisual/manifest.json
+++ b/homeassistant/components/airvisual/manifest.json
@@ -3,6 +3,6 @@
   "name": "AirVisual",
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/airvisual",
-  "requirements": ["pyairvisual==4.3.0"],
+  "requirements": ["pyairvisual==4.4.0"],
   "codeowners": ["@bachya"]
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index df8e3f15252..906c658a631 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -1173,7 +1173,7 @@ pyaehw4a1==0.3.4
 pyaftership==0.1.2
 
 # homeassistant.components.airvisual
-pyairvisual==4.3.0
+pyairvisual==4.4.0
 
 # homeassistant.components.almond
 pyalmond==0.0.2
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index 307b0de5b1e..57bdfc76ef0 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -470,7 +470,7 @@ py_nextbusnext==0.1.4
 pyaehw4a1==0.3.4
 
 # homeassistant.components.airvisual
-pyairvisual==4.3.0
+pyairvisual==4.4.0
 
 # homeassistant.components.almond
 pyalmond==0.0.2