diff --git a/main.cc b/main.cc
index fd84e50..790fe73 100644
--- a/main.cc
+++ b/main.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
+// Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
@@ -10,6 +10,7 @@
 #include <base/file_util.h>
 #include <base/logging.h>
 #include <base/string_util.h>
+#include <base/stringprintf.h>
 #include <gflags/gflags.h>
 #include <glib.h>
 #include <metrics/metrics_library.h>