diff --git a/include/zwidget/widgets/menubar/menubar.h b/include/zwidget/widgets/menubar/menubar.h
index d9f0843..572d2a2 100644
--- a/include/zwidget/widgets/menubar/menubar.h
+++ b/include/zwidget/widgets/menubar/menubar.h
@@ -4,6 +4,7 @@
 #include "../../core/widget.h"
 #include "../textlabel/textlabel.h"
 #include "../imagebox/imagebox.h"
+#include <vector>
 
 class Menu;
 class MenubarItem;