diff --git a/homeassistant/components/tibber/services.py b/homeassistant/components/tibber/services.py
index 5033cda11d0..938e96b9917 100644
--- a/homeassistant/components/tibber/services.py
+++ b/homeassistant/components/tibber/services.py
@@ -4,7 +4,6 @@ from __future__ import annotations
 
 import datetime as dt
 from datetime import datetime
-from functools import partial
 from typing import Any, Final
 
 import voluptuous as vol
@@ -33,8 +32,8 @@ SERVICE_SCHEMA: Final = vol.Schema(
 )
 
 
-async def __get_prices(call: ServiceCall, *, hass: HomeAssistant) -> ServiceResponse:
-    tibber_connection = hass.data[DOMAIN]
+async def __get_prices(call: ServiceCall) -> ServiceResponse:
+    tibber_connection = call.hass.data[DOMAIN]
 
     start = __get_date(call.data.get(ATTR_START), "start")
     end = __get_date(call.data.get(ATTR_END), "end")
@@ -94,7 +93,7 @@ def async_setup_services(hass: HomeAssistant) -> None:
     hass.services.async_register(
         DOMAIN,
         PRICE_SERVICE_NAME,
-        partial(__get_prices, hass=hass),
+        __get_prices,
         schema=SERVICE_SCHEMA,
         supports_response=SupportsResponse.ONLY,
     )