diff --git a/src/shared/lib/appBridge.ts b/src/shared/lib/appBridge.ts
index fda242b..08f4cc2 100644
--- a/src/shared/lib/appBridge.ts
+++ b/src/shared/lib/appBridge.ts
@@ -166,9 +166,9 @@ class AppBridge {
     return this.sendMessage(BridgeMessageType.GET_LANGUAGE);
   }
 
-  // 메시지 카운트 업데이트
-  async updateMessageCount(count: number): Promise<void> {
-    return this.sendMessage(BridgeMessageType.UPDATE_MESSAGE_COUNT, { count });
+  // 알림 카운트 업데이트
+  async updateAlarmCount(count: number): Promise<void> {
+    return this.sendMessage(BridgeMessageType.UPDATE_ALARM_COUNT, { count });
   }
 
   // 네이티브 환경 체크
diff --git a/src/types/bridge.ts b/src/types/bridge.ts
index de6b1df..f5fa197 100644
--- a/src/types/bridge.ts
+++ b/src/types/bridge.ts
@@ -64,8 +64,8 @@ export enum BridgeMessageType {
   SET_LANGUAGE = 'setLanguage',
   GET_LANGUAGE = 'getLanguage',
   
-  // 메시지 카운트 업데이트
-  UPDATE_MESSAGE_COUNT = 'updateMessageCount',
+  // 알림 카운트 업데이트
+  UPDATE_ALARM_COUNT = 'updateAlarmCount',
 
   // 푸시 알림 권한 확인
   IS_PUSH_NOTIFICATION_ENABLED = 'isPushNotificationEnabled',
diff --git a/src/utils/appBridge.ts b/src/utils/appBridge.ts
index 8eb98aa..0527e5e 100644
--- a/src/utils/appBridge.ts
+++ b/src/utils/appBridge.ts
@@ -190,9 +190,9 @@ class AppBridge {
     return this.sendMessage(BridgeMessageType.GET_LANGUAGE);
   }
 
-  // 메시지 카운트 업데이트
-  async updateMessageCount(count: number): Promise<void> {
-    return this.sendMessage(BridgeMessageType.UPDATE_MESSAGE_COUNT, { count });
+  // 알림 카운트 업데이트
+  async updateAlarmCount(count: number): Promise<void> {
+    return this.sendMessage(BridgeMessageType.UPDATE_ALARM_COUNT, { count });
   }
 
   // 푸시 알림 권한 확인
diff --git a/src/widgets/navigation/header.tsx b/src/widgets/navigation/header.tsx
index 10e6244..f1798fc 100644
--- a/src/widgets/navigation/header.tsx
+++ b/src/widgets/navigation/header.tsx
@@ -2,7 +2,7 @@ import { useNavigate } from '@/shared/lib/hooks/use-navigate';
 import { Menu } from '@/shared/ui/menu';
 import { IMAGE_ROOT } from '@/shared/constants/common';
 import { PATHS } from '@/shared/constants/paths';
-import { 
+import {
   HeaderType,
   HeaderNavigationProps
 } from '@/entities/common/model/types';
@@ -10,6 +10,7 @@ import { useStore } from '@/shared/model/store';
 import { ChangeEvent, useEffect, useState } from 'react';
 import { AppAlarmUnreadCountParams, AppAlarmUnreadCountResponse, MERCHANT_ADMIN_APP } from '@/entities/alarm/model/types';
 import { useAppAlarmUnreadCountMutation } from '@/entities/alarm/api/use-app-alarm-unread-count-mutation';
+import { appBridge } from '@/utils/appBridge';
 
 export const HeaderNavigation = ({ 
   onBack, 
@@ -63,6 +64,12 @@ export const HeaderNavigation = ({
       };
       appAlarmUnreadCount(params).then((rs: AppAlarmUnreadCountResponse) => {
         setUnreadCount(rs.unreadCount);
+        // 네이티브 앱에 알림 카운트 업데이트
+        if(appBridge.isNativeEnvironment()){
+          appBridge.updateAlarmCount(rs.unreadCount).catch((error) => {
+            console.error('Failed to update alarm count:', error);
+          });
+        }
       });
     }
   };