diff --git a/app/mainwindow.h b/app/mainwindow.h
index 053265f..cb8c99e 100644
--- a/app/mainwindow.h
+++ b/app/mainwindow.h
@@ -3,12 +3,12 @@
 
 #include <interleaf.h>
 #include <object.h>
+#include <QDir>
 #include <QGroupBox>
 #include <QMainWindow>
 #include <QPlainTextEdit>
 #include <QStackedWidget>
 #include <QTreeView>
-#include <qdir.h>
 
 #include "objectmodel.h"
 #include "panel.h"