--- a/QTfrontend/ui/widget/about.cpp	Sun Jun 10 18:56:51 2018 +0200
+++ b/QTfrontend/ui/widget/about.cpp	Sun Jun 10 19:12:26 2018 +0200
@@ -26,6 +26,7 @@
 #include <QMessageBox>
 #include <QNetworkReply>
 #include <QDebug>
+#include <QMimeData>
 #include "hwconsts.h"
 #include "SDLInteraction.h"
 #include "SDL.h"