--- /dev/null
+--- avidemux_2.7.4/avidemux_plugins/ADM_demuxers/VapourSynth/qt4/vsProxy_qt4.cpp~ 2019-11-02 13:39:41.000000000 +0100
++++ avidemux_2.7.4/avidemux_plugins/ADM_demuxers/VapourSynth/qt4/vsProxy_qt4.cpp 2019-11-02 14:20:51.169801021 +0100
+@@ -12,7 +12,7 @@
+ * (at your option) any later version. *
+ * *
+ ***************************************************************************/
+-#include <QFile>
++#include <QtCore/QFile>
+ #include <QFileDialog>
+
+ #include "vsProxy_qt4.h"