diff --git a/app/assets/js/assetguard.js b/app/assets/js/assetguard.js
index 6c6c8e7..dae336a 100644
--- a/app/assets/js/assetguard.js
+++ b/app/assets/js/assetguard.js
@@ -21,7 +21,6 @@ const child_process = require('child_process')
 const crypto        = require('crypto')
 const EventEmitter  = require('events')
 const fs            = require('fs')
-const isDev         = require('electron-is-dev')
 const mkpath        = require('mkdirp')
 const path          = require('path')
 const Registry      = require('winreg')
@@ -31,6 +30,7 @@ const zlib          = require('zlib')
 
 const ConfigManager = require('./configmanager')
 const DistroManager = require('./distromanager')
+const isDev         = require('./isdev')
 
 // Constants
 const PLATFORM_MAP = {
diff --git a/app/assets/js/isdev.js b/app/assets/js/isdev.js
new file mode 100644
index 0000000..1ed55e5
--- /dev/null
+++ b/app/assets/js/isdev.js
@@ -0,0 +1,5 @@
+'use strict'
+const getFromEnv = parseInt(process.env.ELECTRON_IS_DEV, 10) === 1
+const isEnvSet = 'ELECTRON_IS_DEV' in process.env
+
+module.exports = isEnvSet ? getFromEnv : (process.defaultApp || /node_modules[\\/]electron[\\/]/.test(process.execPath))
\ No newline at end of file
diff --git a/app/assets/js/scripts/uicore.js b/app/assets/js/scripts/uicore.js
index 9cc3ee1..50a1753 100644
--- a/app/assets/js/scripts/uicore.js
+++ b/app/assets/js/scripts/uicore.js
@@ -7,7 +7,7 @@
 // Requirements
 const $                                      = require('jquery')
 const {ipcRenderer, remote, shell, webFrame} = require('electron')
-const isDev                                  = require('electron-is-dev')
+const isDev                                  = require('./assets/js/isdev')
 const LoggerUtil                             = require('./assets/js/loggerutil')
 
 const loggerUICore             = LoggerUtil('%c[UICore]', 'color: #000668; font-weight: bold')
diff --git a/index.js b/index.js
index c144b1b..8bfd03a 100644
--- a/index.js
+++ b/index.js
@@ -3,7 +3,7 @@ const {app, BrowserWindow, ipcMain} = require('electron')
 const autoUpdater                   = require('electron-updater').autoUpdater
 const ejse                          = require('ejs-electron')
 const fs                            = require('fs')
-const isDev                         = require('electron-is-dev')
+const isDev                         = require('./app/assets/js/isdev')
 const path                          = require('path')
 const semver                        = require('semver')
 const url                           = require('url')
diff --git a/package-lock.json b/package-lock.json
index fe15721..3401cbd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -993,11 +993,6 @@
         }
       }
     },
-    "electron-is-dev": {
-      "version": "0.3.0",
-      "resolved": "https://registry.npmjs.org/electron-is-dev/-/electron-is-dev-0.3.0.tgz",
-      "integrity": "sha1-FOb9pcaOnk7L7/nM8DfL18BcWv4="
-    },
     "electron-osx-sign": {
       "version": "0.4.10",
       "resolved": "https://registry.npmjs.org/electron-osx-sign/-/electron-osx-sign-0.4.10.tgz",
diff --git a/package.json b/package.json
index 98d4e3e..23a2040 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,6 @@
     "discord-rpc": "^3.0.0",
     "ejs": "^2.6.1",
     "ejs-electron": "^2.0.3",
-    "electron-is-dev": "=0.3.0",
     "electron-updater": "^3.1.2",
     "github-syntax-dark": "^0.5.0",
     "jquery": "^3.3.1",