Index: marias.pro
===================================================================
--- marias.pro	(revision 222)
+++ marias.pro	(working copy)
@@ -1,7 +1,8 @@
 # -------------------------------------------------
 # Project created by QtCreator 2009-10-30T19:04:56
 # -------------------------------------------------
-QT += xml
+QT += xml core widgets gui
+DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x000000
 TARGET = openmarias
 TEMPLATE = app
 CONFIG += qt \
Index: src/main.cpp
===================================================================
--- src/main.cpp	(revision 222)
+++ src/main.cpp	(working copy)
@@ -1,4 +1,4 @@
-#include <QtGui/QApplication>
+#include <QtWidgets/QApplication>
 #include <QTranslator>
 #include <QSettings>
 #include <QFile>
Index: src/marias.h
===================================================================
--- src/marias.h	(revision 222)
+++ src/marias.h	(working copy)
@@ -7,7 +7,7 @@
   */
 class Marias;
 
-#include <QtGui/QMainWindow>
+#include <QtWidgets/QMainWindow>
 #include <QRect>
 #include "game.h"
 #include "settingsdialog.h"
Index: src/players/minimax/rozdania.h
===================================================================
--- src/players/minimax/rozdania.h	(revision 222)
+++ src/players/minimax/rozdania.h	(working copy)
@@ -2,7 +2,7 @@
 #define ROZDANIA_H
 
 #include <QList>
-#include <QtConcurrentFilter>
+#include <QtConcurrent/QtConcurrentFilter>
 #include "../../stav.h"
 #include "../../profiler.h"