diff --git a/dbus_constants.h b/dbus_constants.h
new file mode 100644
index 0000000..bd5b551
--- /dev/null
+++ b/dbus_constants.h
@@ -0,0 +1,18 @@
+// Copyright (c) 2010 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.
+
+#ifndef CHROMEOS_PLATFORM_UPDATE_ENGINE_DBUS_CONSTANTS_H__
+#define CHROMEOS_PLATFORM_UPDATE_ENGINE_DBUS_CONSTANTS_H__
+
+namespace chromeos_update_engine {
+
+static const char* const kUpdateEngineServiceName = "org.chromium.UpdateEngine";
+static const char* const kUpdateEngineServicePath =
+    "/org/chromium/UpdateEngine";
+static const char* const kUpdateEngineServiceInterface =
+    "org.chromium.UpdateEngineInterface";
+
+}  // namespace chromeos_update_engine
+
+#endif  // CHROMEOS_PLATFORM_UPDATE_ENGINE_DBUS_CONSTANTS_H__