diff --git a/node_modules/electron-util/index.d.ts b/node_modules/electron-util/index.d.ts
index 8d493d5..fc522af 100644
--- a/node_modules/electron-util/index.d.ts
+++ b/node_modules/electron-util/index.d.ts
@@ -1,7 +1,7 @@
 /// <reference lib="dom"/>
 /// <reference types="electron"/>
 /// <reference types="node"/>
-import {AllElectron, Remote, BrowserWindow, Size, Rectangle, Session, MenuItemConstructorOptions, MenuItem} from 'electron';
+import { BrowserWindow, Size, Rectangle, Session, MenuItemConstructorOptions, MenuItem} from 'electron';
 import {Options as NewGithubIssueUrlOptions} from 'new-github-issue-url';
 import {RequireAtLeastOne} from 'type-fest';
 
@@ -14,7 +14,7 @@ Access the Electron APIs in both the main and renderer process without having to
 api.app.quit(); // The `app` API is usually only available in the main process.
 ```
 */
-export const api: AllElectron | Remote;
+export const api: never;
 
 /**
 Check for various things.
diff --git a/node_modules/electron-util/source/is.js b/node_modules/electron-util/source/is.js
index 9a7622f..9530a9c 100644
--- a/node_modules/electron-util/source/is.js
+++ b/node_modules/electron-util/source/is.js
@@ -1,5 +1,4 @@
 'use strict';
-const isDev = require('electron-is-dev');
 const isUsingAsar = require('./is-using-asar');
 
 module.exports = {
@@ -9,7 +8,12 @@ module.exports = {
 	main: process.type === 'browser',
 	renderer: process.type === 'renderer',
 	usingAsar: isUsingAsar,
-	development: isDev,
 	macAppStore: process.mas === true,
 	windowsStore: process.windowsStore === true
 };
+
+Object.defineProperty(module.exports, 'isDev', {
+  get() {
+    throw new Error('Not supported in electron 15');
+  }
+});