diff --git a/debian/copyright b/debian/copyright
index 1557b4cbc14..db2fafaaa63 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -138,3 +138,10 @@ Packaging:
     Copyright (C) 2004-2009 by Sage Weil <sage@newdream.net>
     Copyright (C) 2010 Canonical, Ltd.
     Licensed under LGPL-2.1
+
+Files: src/test/perf_local.cc
+Copyright:
+  (c) 2011-2014 Stanford University
+  (c) 2011 Facebook
+License:
+  The MIT License
diff --git a/src/test/perf_local.cc b/src/test/perf_local.cc
index ce0217c5d12..4c7ac7cecb5 100644
--- a/src/test/perf_local.cc
+++ b/src/test/perf_local.cc
@@ -1,6 +1,7 @@
 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
 // vim: ts=8 sw=2 smarttab
 /* Copyright (c) 2015 Haomai Wang <haomaiwang@gmail.com>
+ * Copyright (c) 2011-2014 Stanford University
  * Copyright (c) 2011 Facebook
  *
  * Permission to use, copy, modify, and distribute this software for any