--- a/CMakeLists.txt

+++ b/CMakeLists.txt

@@ -45,7 +45,10 @@ SET( QT_USE_QTNETWORK TRUE )

 # this command finds Qt4 libraries and sets all required variables

 # note that it's Qt4, not QT4 or qt4

-FIND_PACKAGE( Qt4 REQUIRED )

+FIND_PACKAGE( Qt5Core REQUIRED )

+FIND_PACKAGE( Qt5Network REQUIRED )

+FIND_PACKAGE( Qt5Gui REQUIRED )

+FIND_PACKAGE( Qt5Widgets REQUIRED )

 FIND_PACKAGE( Gettext REQUIRED )

 IF (GETTEXT_FOUND)

@@ -57,13 +60,12 @@ ENDIF (GETTEXT_FOUND)

 # add some useful macros and variables

 # (QT_USE_FILE is a variable defined by FIND_PACKAGE( Qt4 ) that contains a path to CMake script)

-INCLUDE( ${QT_USE_FILE} )

 # this will run uic on .ui files:

-QT4_WRAP_UI( KTW_UI_HDRS ${KTW_UIS} OPTIONS -tr ki18n)

+QT5_WRAP_UI( KTW_UI_HDRS ${KTW_UIS} OPTIONS -tr ki18n)

 # and finally this will run moc:

-QT4_WRAP_CPP( KTW_MOC_SRCS ${KTW_MOC_HDRS} )

+QT5_WRAP_CPP( KTW_MOC_SRCS ${KTW_MOC_HDRS} )

 # we need this to be able to include headers produced by uic in our code

 # (CMAKE_BINARY_DIR holds a path to the build directory, while INCLUDE_DIRECTORIES() works just like INCLUDEPATH from qmake)

@@ -96,6 +99,7 @@ ADD_CUSTOM_TARGET(backupclean find ${CMA

 # here we instruct CMake to build "krb5-ticket-watcher" executable from all of the source files

 ADD_EXECUTABLE( krb5-ticket-watcher ${KTW_SRCS} ${KTW_MOC_SRCS} ${KTW_RC_SRCS} ${KTW_UI_HDRS} )

+qt5_use_modules(krb5-ticket-watcher Core Gui Widgets Network)

 SET (LIBS ${LIBS} ${QT_LIBRARIES})

--- a/src/kinitdialog.h

+++ b/src/kinitdialog.h

@@ -15,7 +15,7 @@ class KinitDialog : public QDialog, priv

 	public:

 	KinitDialog(QWidget* parent = 0, const char* name = 0,

-	            bool modal = FALSE, Qt::WindowFlags fl = 0 );

+	            bool modal = false, Qt::WindowFlags fl = 0 );

 	~KinitDialog();

 	void errorLabelSetText(const QString& text)

--- a/src/pwdialog.h

+++ b/src/pwdialog.h

@@ -15,7 +15,7 @@ class PWDialog : public QDialog, private

 public:

     PWDialog( QWidget* parent = 0, const char* name = 0,

-             bool modal = FALSE, Qt::WindowFlags fl = 0 )

+             bool modal = false, Qt::WindowFlags fl = 0 )

     	: QDialog(parent, fl)

 	{

 		setModal(modal);

--- a/src/pwchangedialog.h

+++ b/src/pwchangedialog.h

@@ -14,7 +14,7 @@ class PWChangeDialog : public QDialog, p

 public:

     PWChangeDialog( QWidget* parent = 0, const char* name = 0,

-                   bool modal = FALSE, Qt::WindowFlags fl = 0 )

+                   bool modal = false, Qt::WindowFlags fl = 0 )

     	: QDialog(parent, fl)

 	{

 		setModal(modal);

--- a/src/main.cpp

+++ b/src/main.cpp

@@ -29,30 +29,31 @@

 #include <QtGui>

 #include <QApplication>

+#include <QMessageBox>

 #include "krb5ticketwatcher.h"

-void myMessageOutput( QtMsgType type, const char *msg )

+void myMessageOutput( QtMsgType type, const QMessageLogContext &context, const QString &msg )

 {

 	switch ( type ) {

 		case QtDebugMsg:

 #ifdef DEBUG			

-			fprintf( stderr, "Debug: %s\n", msg );

+			fprintf( stderr, "Debug: %s\n", qPrintable(msg) );

 #endif

 			break;

 		case QtWarningMsg:

-			fprintf( stderr, "Warning: %s\n", msg );

+			fprintf( stderr, "Warning: %s\n", qPrintable(msg) );

 			break;

 		case QtFatalMsg:

-			fprintf( stderr, "Fatal: %s\n", msg );

+			fprintf( stderr, "Fatal: %s\n", qPrintable(msg) );

 			abort();                    // deliberately core dump

 			break;

 		case QtCriticalMsg:

-			fprintf( stderr, "Critical: %s\n", msg );

+			fprintf( stderr, "Critical: %s\n", qPrintable(msg) );

 			break;

 			/*

 			  case QtSystemMsg:

-			  fprintf( stderr, "System: %s\n", msg );

+			  fprintf( stderr, "System: %s\n", qPrintable(msg) );

 			  break;

 			*/

 	}

@@ -60,7 +61,7 @@ void myMessageOutput( QtMsgType type, co

 int main( int argc, char **argv )

 {

-	qInstallMsgHandler( myMessageOutput );

+	qInstallMessageHandler( myMessageOutput );

 	QApplication app(argc, argv);