diff --git a/homeassistant/components/life360/__init__.py b/homeassistant/components/life360/__init__.py
index be77d00f87a1..89e7ee680a5d 100644
--- a/homeassistant/components/life360/__init__.py
+++ b/homeassistant/components/life360/__init__.py
@@ -18,6 +18,7 @@ from homeassistant.const import (
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers import discovery
 import homeassistant.helpers.config_validation as cv
+from homeassistant.helpers.typing import ConfigType
 
 from .const import (
     CONF_AUTHORIZATION,
@@ -147,7 +148,7 @@ LIFE360_SCHEMA = vol.All(
 CONFIG_SCHEMA = vol.Schema({DOMAIN: LIFE360_SCHEMA}, extra=vol.ALLOW_EXTRA)
 
 
-def setup(hass, config):
+def setup(hass: HomeAssistant, config: ConfigType) -> bool:
     """Set up integration."""
     conf = config.get(DOMAIN, LIFE360_SCHEMA({}))
     hass.data[DOMAIN] = {"config": conf, "apis": {}}
diff --git a/homeassistant/helpers/discovery.py b/homeassistant/helpers/discovery.py
index 890c0dccae25..73d2aec46056 100644
--- a/homeassistant/helpers/discovery.py
+++ b/homeassistant/helpers/discovery.py
@@ -129,7 +129,7 @@ def load_platform(
     hass: core.HomeAssistant,
     component: Platform | str,
     platform: str,
-    discovered: DiscoveryInfoType,
+    discovered: DiscoveryInfoType | None,
     hass_config: ConfigType,
 ) -> None:
     """Load a component and platform dynamically."""
@@ -145,7 +145,7 @@ async def async_load_platform(
     hass: core.HomeAssistant,
     component: Platform | str,
     platform: str,
-    discovered: DiscoveryInfoType,
+    discovered: DiscoveryInfoType | None,
     hass_config: ConfigType,
 ) -> None:
     """Load a component and platform dynamically.