diff --git a/dockerfile b/dockerfile
index 10a4ff7..3f59672 100644
--- a/dockerfile
+++ b/dockerfile
@@ -1,4 +1,4 @@
-from selenium/standalone-chrome
+FROM selenium/standalone-chrome:4.17.0
 USER root
 RUN useradd -ms /bin/bash netflix
 RUN apt update && apt install software-properties-common -y
diff --git a/line_notifier.py b/line_notifier.py
index 6547574..9a3ff13 100644
--- a/line_notifier.py
+++ b/line_notifier.py
@@ -1,16 +1,25 @@
-import requests
 import os
 
+import requests
+
 
 class LineNotifier:
     def __init__(self) -> None:
-        self.url = 'https://notify-api.line.me/api/notify'
+        self.url = 'https://api.line.me/v2/bot/message/push'
         self.headers = {
-            'Authorization': 'Bearer ' + os.environ['LINE_TOKEN']
+            'Authorization': 'Bearer ' + os.environ['LINE_TOKEN'],
+            'Content-Type': 'application/json',
         }
+        self.group_id = os.environ['LINE_GROUP_ID']
 
     def notify(self, msg: str):
         data = {
-            'message': msg,
+            "to": self.group_id,
+            'messages': [
+                {
+                    'type': 'text',
+                    'text': msg,
+                }
+            ]
         }
-        requests.post(self.url, headers=self.headers, data=data)
+        requests.post(self.url, headers=self.headers, json=data)