diff --git a/VRChatOpenBrowser.cs b/VRChatOpenBrowser.cs
index 3c7fb70..4df9ac8 100644
--- a/VRChatOpenBrowser.cs
+++ b/VRChatOpenBrowser.cs
@@ -13,7 +13,7 @@
 
 class VRChatOpenBrowser : Form
 {
-	const string version_local = "v3.0.1";
+	const string version_local = "v4.0.0";
 	
 	static DateTime lastTime = DateTime.Now; // 最後にリクエストを受けた時間
 	static Settings settings; // 設定ファイルを読み込むクラス
diff --git a/setting.yaml b/setting.yaml
index b4bfff7..9d6fc73 100644
--- a/setting.yaml
+++ b/setting.yaml
@@ -1,4 +1,4 @@
-# v3.0.1
+# v4.0.0
 IdlePeriod: 500
 Protocol:
   - https