diff --git a/src/controller.h b/src/controller.h
index de742d6..855fe5e 100644
--- a/src/controller.h
+++ b/src/controller.h
@@ -31,6 +31,8 @@ struct WatchedTx {
 
 class Controller {
 
+	Q_OBJECT
+
 public:
     Controller(MainWindow* main);
     ~Controller();