diff --git a/flow-typed/npm/base64-js_v1.x.x.js b/flow-typed/npm/base64-js_v1.x.x.js
index 8653866fdb..209a577e2a 100644
--- a/flow-typed/npm/base64-js_v1.x.x.js
+++ b/flow-typed/npm/base64-js_v1.x.x.js
@@ -1,6 +1,4 @@
 /**
- * (c) Facebook, Inc. and its affiliates. Confidential and proprietary.
- *
  * @flow strict
  * @format
  */
diff --git a/flow-typed/npm/pretty-format_v26.x.x.js b/flow-typed/npm/pretty-format_v26.x.x.js
index 181d7909b3..bd2c68334c 100644
--- a/flow-typed/npm/pretty-format_v26.x.x.js
+++ b/flow-typed/npm/pretty-format_v26.x.x.js
@@ -1,6 +1,4 @@
 /**
- * (c) Facebook, Inc. and its affiliates. Confidential and proprietary.
- *
  * @flow strict
  * @format
  */
diff --git a/flow-typed/npm/promise_v8.x.x.js b/flow-typed/npm/promise_v8.x.x.js
index 580f98cdd6..bdb0f5a0e0 100644
--- a/flow-typed/npm/promise_v8.x.x.js
+++ b/flow-typed/npm/promise_v8.x.x.js
@@ -1,6 +1,4 @@
 /**
- * (c) Facebook, Inc. and its affiliates. Confidential and proprietary.
- *
  * @flow strict
  * @format
  */
diff --git a/flow-typed/npm/prop-types_v15.x.x.js b/flow-typed/npm/prop-types_v15.x.x.js
index 45f83f922b..f5f6dba9e2 100644
--- a/flow-typed/npm/prop-types_v15.x.x.js
+++ b/flow-typed/npm/prop-types_v15.x.x.js
@@ -1,9 +1,4 @@
 /**
- * Copyright (c) Facebook, Inc. and its affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
  * @flow strict
  * @nolint
  * @format
diff --git a/flow-typed/npm/react-dom_v16.x.x.js b/flow-typed/npm/react-dom_v16.x.x.js
index b99617dd74..01da4d0f52 100644
--- a/flow-typed/npm/react-dom_v16.x.x.js
+++ b/flow-typed/npm/react-dom_v16.x.x.js
@@ -1,7 +1,4 @@
 /**
- * Copyright (c) 2013-present, Facebook, Inc.
- * All rights reserved.
- *
  * react-dom v16.x.x libdefs from flow-typed
  *
  * @noformat
diff --git a/flow-typed/npm/stacktrace-parser_v0.1.x.js b/flow-typed/npm/stacktrace-parser_v0.1.x.js
index 9e99014453..51dd691b25 100644
--- a/flow-typed/npm/stacktrace-parser_v0.1.x.js
+++ b/flow-typed/npm/stacktrace-parser_v0.1.x.js
@@ -1,6 +1,4 @@
 /**
- * (c) Facebook, Inc. and its affiliates. Confidential and proprietary.
- *
  * @flow strict
  * @format
  */