diff --git a/constants.cc b/constants.cc
new file mode 100644
index 0000000..4b87a58
--- /dev/null
+++ b/constants.cc
@@ -0,0 +1,13 @@
+// Copyright (c) 2013 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.
+
+#include "update_engine/constants.h"
+
+namespace chromeos_update_engine {
+
+const char kPowerwashMarkerFile[] =
+  "/mnt/stateful_partition/factory_install_reset";
+
+const char kPowerwashCommand[] = "safe fast\n";
+}