diff --git a/homeassistant/components/blink/services.py b/homeassistant/components/blink/services.py
index 5f51598e721..dd5d1e37627 100644
--- a/homeassistant/components/blink/services.py
+++ b/homeassistant/components/blink/services.py
@@ -5,7 +5,7 @@ from __future__ import annotations
 import voluptuous as vol
 
 from homeassistant.config_entries import ConfigEntryState
-from homeassistant.const import ATTR_DEVICE_ID, CONF_PIN
+from homeassistant.const import CONF_PIN
 from homeassistant.core import HomeAssistant, ServiceCall
 from homeassistant.exceptions import HomeAssistantError, ServiceValidationError
 from homeassistant.helpers import config_validation as cv
@@ -13,11 +13,6 @@ from homeassistant.helpers import config_validation as cv
 from .const import ATTR_CONFIG_ENTRY_ID, DOMAIN, SERVICE_SEND_PIN
 from .coordinator import BlinkConfigEntry
 
-SERVICE_UPDATE_SCHEMA = vol.Schema(
-    {
-        vol.Required(ATTR_DEVICE_ID): vol.All(cv.ensure_list, [cv.string]),
-    }
-)
 SERVICE_SEND_PIN_SCHEMA = vol.Schema(
     {
         vol.Required(ATTR_CONFIG_ENTRY_ID): vol.All(cv.ensure_list, [cv.string]),