diff --git a/manifest.json b/manifest.json
index 019eed1..424f9ac 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,16 +1,17 @@
 {
-  "manifest_version": 2,
+  "manifest_version": 3,
 
   "name": "ジャバ人間ブラウザ",
   "short_name" : "ジャバ人間ブラウザ",
   "description": "あなたのブラウザにジャバが来ます。",
   "version": "10.1",
 
-  "browser_action": {
+  "action": {
     "default_icon": {
       "16": "icon16.png",
       "24": "icon24.png",
-      "32": "icon32.png"
+      "32": "icon32.png",
+      "128": "icon128.png"
     },
     "default_popup": "popup.html",
     "default_title": "ジャバ人間ブラウザ"
@@ -18,6 +19,7 @@
    
   "icons": {
     "16": "icon16.png",
+    "32": "icon32.png",
     "48": "icon48.png",
     "128": "icon128.png"
   },
@@ -26,7 +28,7 @@
     "newtab": "newtab.html"
   },
 
-  "permissions": [
+  "host_permissions": [
     "https://arigato-java.download/"
   ]
 }
diff --git a/resouces/description.txt b/resouces/description.txt
index 4a64aa4..52805ba 100644
--- a/resouces/description.txt
+++ b/resouces/description.txt
@@ -7,6 +7,10 @@
 
   すでにアナリティクスは使用しておりません
 
+☑ マニフェストV3に対応
+
+  新しいクロム拡張の仕様ready完了
+
 
 ☕☕☕ 更新情報(v10) 2017/3/19 ☕☕☕