diff -r 95d903b976d0 -r 90f927b4b9e1 qmlfrontend/main.cpp
--- a/qmlfrontend/main.cpp	Sun Dec 17 21:09:59 2017 +0100
+++ b/qmlfrontend/main.cpp	Fri Dec 22 23:59:03 2017 +0100
@@ -1,6 +1,8 @@
 #include <QGuiApplication>
 #include <QQmlApplicationEngine>
 
+#include "hwengine.h"
+
 int main(int argc, char *argv[])
 {
   QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);