diff --git a/homeassistant/components/shelly/__init__.py b/homeassistant/components/shelly/__init__.py
index 8c83d9ee6e9..85c8879756f 100644
--- a/homeassistant/components/shelly/__init__.py
+++ b/homeassistant/components/shelly/__init__.py
@@ -37,13 +37,18 @@ async def async_setup(hass: HomeAssistant, config: dict):
 
 async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry):
     """Set up Shelly from a config entry."""
+    temperature_unit = "C" if hass.config.units.is_metric else "F"
+    options = aioshelly.ConnectionOptions(
+        entry.data[CONF_HOST],
+        entry.data.get(CONF_USERNAME),
+        entry.data.get(CONF_PASSWORD),
+        temperature_unit,
+    )
     try:
         async with async_timeout.timeout(5):
             device = await aioshelly.Device.create(
-                entry.data[CONF_HOST],
                 aiohttp_client.async_get_clientsession(hass),
-                entry.data.get(CONF_USERNAME),
-                entry.data.get(CONF_PASSWORD),
+                options,
             )
     except (asyncio.TimeoutError, OSError) as err:
         raise ConfigEntryNotReady from err
diff --git a/homeassistant/components/shelly/config_flow.py b/homeassistant/components/shelly/config_flow.py
index cd35f7d2552..6446d2dd2d2 100644
--- a/homeassistant/components/shelly/config_flow.py
+++ b/homeassistant/components/shelly/config_flow.py
@@ -25,12 +25,13 @@ async def validate_input(hass: core.HomeAssistant, host, data):
 
     Data has the keys from DATA_SCHEMA with values provided by the user.
     """
+    options = aioshelly.ConnectionOptions(
+        host, data.get(CONF_USERNAME), data.get(CONF_PASSWORD)
+    )
     async with async_timeout.timeout(5):
         device = await aioshelly.Device.create(
-            host,
             aiohttp_client.async_get_clientsession(hass),
-            data.get(CONF_USERNAME),
-            data.get(CONF_PASSWORD),
+            options,
         )
 
     await device.shutdown()
diff --git a/homeassistant/components/shelly/manifest.json b/homeassistant/components/shelly/manifest.json
index f15c4fb3f0d..010ecf16a56 100644
--- a/homeassistant/components/shelly/manifest.json
+++ b/homeassistant/components/shelly/manifest.json
@@ -3,7 +3,7 @@
   "name": "Shelly",
   "config_flow": true,
   "documentation": "https://www.home-assistant.io/integrations/shelly2",
-  "requirements": ["aioshelly==0.2.1"],
+  "requirements": ["aioshelly==0.3.0"],
   "zeroconf": ["_http._tcp.local."],
   "codeowners": ["@balloob", "@bieniu"]
 }
diff --git a/requirements_all.txt b/requirements_all.txt
index 8f1e71e141a..2ecbe135cae 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -221,7 +221,7 @@ aiopvpc==2.0.2
 aiopylgtv==0.3.3
 
 # homeassistant.components.shelly
-aioshelly==0.2.1
+aioshelly==0.3.0
 
 # homeassistant.components.switcher_kis
 aioswitcher==1.2.1
diff --git a/requirements_test_all.txt b/requirements_test_all.txt
index eb76f07a6ac..ab27fae3caa 100644
--- a/requirements_test_all.txt
+++ b/requirements_test_all.txt
@@ -131,7 +131,7 @@ aiopvpc==2.0.2
 aiopylgtv==0.3.3
 
 # homeassistant.components.shelly
-aioshelly==0.2.1
+aioshelly==0.3.0
 
 # homeassistant.components.switcher_kis
 aioswitcher==1.2.1