diff --git a/sam2/benchmark.py b/sam2/benchmark.py
index 5b25d7a..6519534 100644
--- a/sam2/benchmark.py
+++ b/sam2/benchmark.py
@@ -1,3 +1,9 @@
+# Copyright (c) Meta Platforms, Inc. and affiliates.
+# All rights reserved.
+
+# This source code is licensed under the license found in the
+# LICENSE file in the root directory of this source tree.
+
 import os
 import time