diff --git a/iOS/FlipperKit/FlipperDiagnosticsViewController.m b/iOS/FlipperKit/FlipperDiagnosticsViewController.m
index e5a931f98..cd98bfdb7 100644
--- a/iOS/FlipperKit/FlipperDiagnosticsViewController.m
+++ b/iOS/FlipperKit/FlipperDiagnosticsViewController.m
@@ -1,3 +1,10 @@
+/*
+ *  Copyright (c) 2018-present, Facebook, Inc.
+ *
+ *  This source code is licensed under the MIT license found in the LICENSE
+ *  file in the root directory of this source tree.
+ *
+ */
 #ifdef FB_SONARKIT_ENABLED
 
 #import "FlipperDiagnosticsViewController.h"
diff --git a/iOS/FlipperKit/SKEnvironmentVariables.m b/iOS/FlipperKit/SKEnvironmentVariables.m
index c1b6ae0e9..da86a89b2 100644
--- a/iOS/FlipperKit/SKEnvironmentVariables.m
+++ b/iOS/FlipperKit/SKEnvironmentVariables.m
@@ -1,3 +1,10 @@
+/*
+ *  Copyright (c) 2018-present, Facebook, Inc.
+ *
+ *  This source code is licensed under the MIT license found in the LICENSE
+ *  file in the root directory of this source tree.
+ *
+ */
 #ifdef FB_SONARKIT_ENABLED
 
 #import "SKEnvironmentVariables.h"
diff --git a/iOS/FlipperKit/SKStateUpdateCPPWrapper.h b/iOS/FlipperKit/SKStateUpdateCPPWrapper.h
index 1db653b97..6b9cd1bce 100644
--- a/iOS/FlipperKit/SKStateUpdateCPPWrapper.h
+++ b/iOS/FlipperKit/SKStateUpdateCPPWrapper.h
@@ -1,3 +1,9 @@
+/**
+ * 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.
+ */
 #ifdef FB_SONARKIT_ENABLED
 
 #include <Flipper/FlipperStateUpdateListener.h>
diff --git a/iOS/FlipperKit/SKStateUpdateCPPWrapper.mm b/iOS/FlipperKit/SKStateUpdateCPPWrapper.mm
index 0485b6bf6..359122c89 100644
--- a/iOS/FlipperKit/SKStateUpdateCPPWrapper.mm
+++ b/iOS/FlipperKit/SKStateUpdateCPPWrapper.mm
@@ -1,3 +1,11 @@
+/*
+ *  Copyright (c) 2018-present, Facebook, Inc.
+ *
+ *  This source code is licensed under the MIT license found in the LICENSE
+ *  file in the root directory of this source tree.
+ *
+ */
+
 #ifdef FB_SONARKIT_ENABLED
 
 #include "SKStateUpdateCPPWrapper.h"
diff --git a/iOS/Plugins/FlipperKitUserDefaultsPlugin/FKUserDefaultsSwizzleUtility.m b/iOS/Plugins/FlipperKitUserDefaultsPlugin/FKUserDefaultsSwizzleUtility.m
index a95d2c1ce..24a2fa153 100644
--- a/iOS/Plugins/FlipperKitUserDefaultsPlugin/FKUserDefaultsSwizzleUtility.m
+++ b/iOS/Plugins/FlipperKitUserDefaultsPlugin/FKUserDefaultsSwizzleUtility.m
@@ -3,6 +3,8 @@
 //  FlipperKit
 //
 //  Created by Marc Terns on 10/6/18.
+//  Copyright (c) 2018-present, Facebook, Inc.
+//  Copyright (c) 2018-present, Facebook, Inc.
 //
 
 #import "FKUserDefaultsSwizzleUtility.h"
diff --git a/iOS/SampleSwift/SampleSwift/UserDefaultsViewController.swift b/iOS/SampleSwift/SampleSwift/UserDefaultsViewController.swift
index 12599ba88..3a04a84af 100644
--- a/iOS/SampleSwift/SampleSwift/UserDefaultsViewController.swift
+++ b/iOS/SampleSwift/SampleSwift/UserDefaultsViewController.swift
@@ -4,6 +4,7 @@
 //
 //  Created by Marc Terns on 10/7/18.
 //  Copyright © 2018 Noah Gilmore. All rights reserved.
+//  Copyright (c) 2018-present, Facebook, Inc.
 //
 
 import UIKit