diff --git a/android/tutorial/proguard-rules.pro b/android/tutorial/proguard-rules.pro
index f1b424510..533cccb4b 100644
--- a/android/tutorial/proguard-rules.pro
+++ b/android/tutorial/proguard-rules.pro
@@ -1,3 +1,10 @@
+#
+# 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.
+#
+
 # Add project specific ProGuard rules here.
 # You can control the set of applied configuration files using the
 # proguardFiles setting in build.gradle.