diff -ur qpdfview-0.4.18.orig/sources/model.h qpdfview-0.4.18/sources/model.h
--- qpdfview-0.4.18.orig/sources/model.h	2019-07-24 21:18:33.000000000 +0200
+++ qpdfview-0.4.18/sources/model.h	2020-05-29 11:44:33.012891583 +0200
@@ -27,6 +27,7 @@
 #include <QtPlugin>
 #include <QWidget>
 #include <QVector>
+#include <QPainterPath>
 
 class QAbstractItemModel;
 class QColor;