diff --git a/custom_components/keymaster/__init__.py b/custom_components/keymaster/__init__.py
index e1a6fb20..eedaceb5 100644
--- a/custom_components/keymaster/__init__.py
+++ b/custom_components/keymaster/__init__.py
@@ -15,13 +15,14 @@
     EVENT_HOMEASSISTANT_STARTED,
     STATE_ON,
 )
-from homeassistant.core import Config, CoreState, Event, HomeAssistant, ServiceCall
+from homeassistant.core import CoreState, Event, HomeAssistant, ServiceCall
 from homeassistant.helpers.dispatcher import async_dispatcher_send
 from homeassistant.helpers.entity_registry import (
     EntityRegistry,
     async_get as async_get_entity_registry,
 )
 from homeassistant.helpers.event import async_track_state_change_event
+from homeassistant.helpers.typing import ConfigType
 from homeassistant.helpers.update_coordinator import DataUpdateCoordinator, UpdateFailed
 from homeassistant.util import slugify
 
@@ -120,7 +121,7 @@ async def homeassistant_started_listener(
 
 
 async def async_setup(  # pylint: disable-next=unused-argument
-    hass: HomeAssistant, config: Config
+    hass: HomeAssistant, config: ConfigType
 ) -> bool:
     """Disallow configuration via YAML."""
     return True
diff --git a/setup.cfg b/setup.cfg
index 9742134a..c2282f42 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [mypy]
-python_version = 3.10
+python_version = 3.12
 show_error_codes = true
 ignore_errors = true
 follow_imports = silent
@@ -29,4 +29,4 @@ multi_line_output = 3
 include_trailing_comma = True
 force_grid_wrap = 0
 use_parentheses = True
-line_length = 88
\ No newline at end of file
+line_length = 88