diff --git a/packages/react-dev-utils/isProduction.js b/packages/react-dev-utils/isProduction.js
deleted file mode 100644
index 335cde44ccc..00000000000
--- a/packages/react-dev-utils/isProduction.js
+++ /dev/null
@@ -1,14 +0,0 @@
-// @remove-on-eject-begin
-/**
- * Copyright (c) 2015-present, Facebook, Inc.
- * All rights reserved.
- *
- * This source code is licensed under the BSD-style license found in the
- * LICENSE file in the root directory of this source tree. An additional grant
- * of patent rights can be found in the PATENTS file in the same directory.
- */
-// @remove-on-eject-end
-"use strict"
-module.exports = function isProduction(){
-    return process.env.NODE_ENV === 'production'
-}
\ No newline at end of file