diff --git a/packages/react-error-overlay/build.js b/packages/react-error-overlay/build.js
index fdb64a7321..592da141ff 100644
--- a/packages/react-error-overlay/build.js
+++ b/packages/react-error-overlay/build.js
@@ -1,10 +1,8 @@
 /**
  * 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.
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
  */
 const webpack = require('webpack');
 const chalk = require('chalk');
diff --git a/packages/react-error-overlay/src/iframeScript.js b/packages/react-error-overlay/src/iframeScript.js
index 912ef86a07..c95ea36b1a 100644
--- a/packages/react-error-overlay/src/iframeScript.js
+++ b/packages/react-error-overlay/src/iframeScript.js
@@ -1,10 +1,8 @@
 /**
  * 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.
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
  */
 
 import './utils/pollyfills.js';
diff --git a/packages/react-error-overlay/src/utils/pollyfills.js b/packages/react-error-overlay/src/utils/pollyfills.js
index cd59a252dc..ddd5aeb965 100644
--- a/packages/react-error-overlay/src/utils/pollyfills.js
+++ b/packages/react-error-overlay/src/utils/pollyfills.js
@@ -1,11 +1,10 @@
 /**
  * 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.
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
  */
+
 if (typeof Promise === 'undefined') {
   // Rejection tracking prevents a common issue where React gets into an
   // inconsistent state due to an error, but it gets swallowed by a Promise,
diff --git a/packages/react-error-overlay/webpack.config.iframe.js b/packages/react-error-overlay/webpack.config.iframe.js
index fc656a6447..9fa742b720 100644
--- a/packages/react-error-overlay/webpack.config.iframe.js
+++ b/packages/react-error-overlay/webpack.config.iframe.js
@@ -1,10 +1,8 @@
 /**
  * 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.
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
  */
 'use strict';
 
diff --git a/packages/react-error-overlay/webpack.config.js b/packages/react-error-overlay/webpack.config.js
index ad11e8aa1a..5d640e05ca 100644
--- a/packages/react-error-overlay/webpack.config.js
+++ b/packages/react-error-overlay/webpack.config.js
@@ -1,10 +1,8 @@
 /**
  * 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.
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
  */
 'use strict';