diff --git a/homeassistant/components/syslog/notify.py b/homeassistant/components/syslog/notify.py
index 5a5bac002e4..d4772e95259 100644
--- a/homeassistant/components/syslog/notify.py
+++ b/homeassistant/components/syslog/notify.py
@@ -1,4 +1,6 @@
 """Syslog notification service."""
+from __future__ import annotations
+
 import syslog
 
 import voluptuous as vol
@@ -9,6 +11,8 @@ from homeassistant.components.notify import (
     PLATFORM_SCHEMA,
     BaseNotificationService,
 )
+from homeassistant.core import HomeAssistant
+from homeassistant.helpers.typing import ConfigType, DiscoveryInfoType
 
 CONF_FACILITY = "facility"
 CONF_OPTION = "option"
@@ -63,12 +67,16 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend(
 )
 
 
-def get_service(hass, config, discovery_info=None):
+def get_service(
+    hass: HomeAssistant,
+    config: ConfigType,
+    discovery_info: DiscoveryInfoType | None = None,
+) -> SyslogNotificationService:
     """Get the syslog notification service."""
 
-    facility = getattr(syslog, SYSLOG_FACILITY[config.get(CONF_FACILITY)])
-    option = getattr(syslog, SYSLOG_OPTION[config.get(CONF_OPTION)])
-    priority = getattr(syslog, SYSLOG_PRIORITY[config.get(CONF_PRIORITY)])
+    facility = getattr(syslog, SYSLOG_FACILITY[config[CONF_FACILITY]])
+    option = getattr(syslog, SYSLOG_OPTION[config[CONF_OPTION]])
+    priority = getattr(syslog, SYSLOG_PRIORITY[config[CONF_PRIORITY]])
 
     return SyslogNotificationService(facility, option, priority)