diff --git a/buffet/manager.h b/buffet/manager.h
index 4648b95..8d7ab13 100644
--- a/buffet/manager.h
+++ b/buffet/manager.h
@@ -43,6 +43,8 @@
 
  private:
   // DBus methods:
+  // Handles calls to org.chromium.Buffet.Manager.StartDevice().
+  void HandleStartDevice(chromeos::ErrorPtr* error);
   // Handles calls to org.chromium.Buffet.Manager.CheckDeviceRegistered().
   std::string HandleCheckDeviceRegistered(chromeos::ErrorPtr* error);
   // Handles calls to org.chromium.Buffet.Manager.GetDeviceInfo().