diff --git a/misc/trace/README.md b/misc/trace/README.md
index b9364de78cb3a..775fdb8c1030e 100644
--- a/misc/trace/README.md
+++ b/misc/trace/README.md
@@ -1,6 +1,37 @@
-This directory contains helper file for trace viewer (go tool trace).
+This directory contains helper file for trace viewer (`go tool trace`).
 
-trace_viewer_lean.html was generated following instructions in:
-https://github.com/google/trace-viewer/wiki/Embedding
-on revision 895aa74558d19d91906fb720df6458244ef160c6 using:
+`trace_viewer_lean.html` was generated by following
+[instructions](https://github.com/google/trace-viewer/wiki/Embedding)
+on revision `895aa74558d19d91906fb720df6458244ef160c6` using:
+```
 trace-viewer$ ./vulcanize_trace_viewer --config=lean
+```
+
+The license for trace-viewer is as follows:
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.