diff --git a/gsutil.py.bat b/gsutil.py.bat
new file mode 100755
index 000000000..484d2597e
--- /dev/null
+++ b/gsutil.py.bat
@@ -0,0 +1,15 @@
+@echo off
+:: Copyright (c) 2018 The Chromium Authors. All rights reserved.
+:: Use of this source code is governed by a BSD-style license that can be
+:: found in the LICENSE file.
+setlocal
+
+:: Synchronize the root directory before deferring control back to gsutil.py.
+call "%~dp0update_depot_tools.bat" %*
+
+:: Ensure that "depot_tools" is somewhere in PATH so this tool can be used
+:: standalone, but allow other PATH manipulations to take priority.
+set PATH=%PATH%;%~dp0
+
+:: Defer control.
+python "%~dp0gsutil.py" %*