diff --git a/README.md b/README.md
index 0c39c08b..a6b19e24 100644
--- a/README.md
+++ b/README.md
@@ -29,7 +29,7 @@ Japanese
 ## Requirement/環境
 
 - Windows (to launch TheDesk/実行に必要) / Linux (x64/ia32/armv7l)
-- Electron 1.8.4
+- Electron 2.0.5
 - electron-dl
 - Jimp(Node.js)
 - itunes-nowplaying-mac(for macOS)
@@ -39,11 +39,11 @@ Japanese
 ## Build/ビルド
 electron-packager is required. electron-packagerが必要です。  
 Windows  
-`electron-packager ./app TheDesk --executable-name="TheDesk" --app-copyright="Copyright (c) TheDesk 2018 Cutls.com 2015 All Right Reserved" --win32metadata.CompanyName="TheDesk&Cutls.com" --win32metadata.FileDescription="TheDesk" --win32metadata.OriginalFilename="TheDesk" --win32metadata.InternalName="TheDesk" --win32metadata.ProductName="TheDesk" --platform=win32 --arch=all --electron-version=1.8.7 --icon=.\app\thedesk.ico --overwrite`  
+`electron-packager ./app TheDesk --executable-name="TheDesk" --app-copyright="Copyright (c) TheDesk 2018 Cutls.com 2015 All Right Reserved" --win32metadata.CompanyName="TheDesk&Cutls.com" --win32metadata.FileDescription="TheDesk" --win32metadata.OriginalFilename="TheDesk" --win32metadata.InternalName="TheDesk" --win32metadata.ProductName="TheDesk" --platform=win32 --arch=all --electron-version=2.0.5 --icon=.\app\thedesk.ico --overwrite`  
 Linux  
-`electron-packager ./app TheDesk --executable-name="TheDesk" --app-copyright="Copyright (c) TheDesk 2018 Cutls.com 2015 All Right Reserved" --platform=linux --arch=x64,ia32 --electron-version=1.8.7 --overwrite`  
+`electron-packager ./app TheDesk --executable-name="TheDesk" --app-copyright="Copyright (c) TheDesk 2018 Cutls.com 2015 All Right Reserved" --platform=linux --arch=x64,ia32 --electron-version=2.0.5 --overwrite`  
 macOS  
-`electron-packager ./app TheDesk --executable-name="TheDesk" --app-copyright="Copyright (c) TheDesk 2018 Cutls.com 2015 All Right Reserved" --platform=darwin --arch=all --electron-version=2.0.0 --icon=./app/icon.icns --overwrite`  
+`electron-packager ./app TheDesk --executable-name="TheDesk" --app-copyright="Copyright (c) TheDesk 2018 Cutls.com 2015 All Right Reserved" --platform=darwin --arch=all --electron-version=2.0.5 --icon=./app/icon.icns --overwrite`  
 
 ## See also/詳しく