diff --git a/lib/install/config/webpack/test.js b/lib/install/config/webpack/test.js
deleted file mode 100644
index c5edff94a..000000000
--- a/lib/install/config/webpack/test.js
+++ /dev/null
@@ -1,5 +0,0 @@
-process.env.NODE_ENV = process.env.NODE_ENV || 'development'
-
-const environment = require('./environment')
-
-module.exports = environment.toWebpackConfig()
diff --git a/package/__tests__/test.js b/package/__tests__/test.js
deleted file mode 100644
index 4fa6cbff0..000000000
--- a/package/__tests__/test.js
+++ /dev/null
@@ -1,23 +0,0 @@
-/* test expect, describe, afterAll, beforeEach */
-
-const { resolve } = require('path')
-const { chdirTestApp, chdirCwd } = require('../utils/helpers')
-
-chdirTestApp()
-
-describe('Test environment', () => {
-  afterAll(chdirCwd)
-
-  describe('toWebpackConfig', () => {
-    beforeEach(() => jest.resetModules())
-
-    test('should use test config and production environment', () => {
-      process.env.RAILS_ENV = 'test'
-      const { environment } = require('../index')
-
-      const config = environment.toWebpackConfig()
-      expect(config.output.path).toEqual(resolve('public', 'packs-test'))
-      expect(config.output.publicPath).toEqual('/packs-test/')
-    })
-  })
-})