diff --git a/src/mainsettings.cpp b/src/mainsettings.cpp
index 7a760bf..adcc3c9 100644
--- a/src/mainsettings.cpp
+++ b/src/mainsettings.cpp
@@ -1,111 +1,107 @@
 /***************************************************************************
  *   Copyright (C) 2005 by Joshua Keel <joshuakeel@gmail.com>              *
  *             (C) 2007-2014 by Jeremy Whiting <jpwhiting@kde.org>         *
  *                                                                         *
  *   This program is free software; you can redistribute it and/or modify  *
  *   it under the terms of the GNU General Public License as published by  *
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
  *   This program is distributed in the hope that it will be useful,       *
  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  *   GNU General Public License for more details.                          *
  *                                                                         *
  *   You should have received a copy of the GNU General Public License     *
  *   along with this program; if not, write to the                         *
  *   Free Software Foundation, Inc.,                                       *
  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.          *
  ***************************************************************************/
 
 #include "mainsettings.h"
 
 #include <KConfig>
 #include <KConfigDialog>
 #include <KLocalizedString>
 #include <KMessageBox>
 
 #include <QPushButton>
 #include <QStandardPaths>
 #include <QLoggingCategory>
 
 #include <sharedkvtmlfiles.h>
 #include "kanagramsettings.h"
 #include "kanagramgame.h"
 
 Q_DECLARE_LOGGING_CATEGORY(KANAGRAM)
 
 MainSettings::MainSettings(QWidget *parent) : QWidget(parent)
 {
     setupUi( this );
 
     slotToggleAdvancedSettings();
     populateLanguageBox();
     connect(scoringPointCheckbox, &QCheckBox::toggled, this, &MainSettings::slotToggleAdvancedSettings);
 
     //the language code/name
     QLocale languageLocale(KanagramSettings::dataLanguage());
 
     // select the current language
     languageComboBox->setCurrentIndex(languageComboBox->findText(languageLocale.nativeLanguageName()));
 
     // Connect after we set the current language from settings.
-#if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
     connect(languageComboBox, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this, &MainSettings::widgetModified);
-#else
-    connect(languageComboBox, static_cast<void (QComboBox::*)(int, const QString &)>(&QComboBox::currentIndexChanged) , this, &MainSettings::widgetModified);
-#endif
 
 #ifndef HAVE_SPEECH
     kcfg_enablePronunciation->hide();
 #endif
 }
 
 MainSettings::~MainSettings()
 {
 }
 
 void MainSettings::slotToggleAdvancedSettings()
 {
     bool enable = scoringPointCheckbox->isChecked();
     textCorrectAnswer->setVisible(enable);
     kcfg_correctAnswerScore->setVisible(enable);
     textIncorrectAnswer->setVisible(enable);
     kcfg_incorrectAnswerScore->setVisible(enable);
     textRevealAnswer->setVisible(enable);
     kcfg_revealAnswerScore->setVisible(enable);
     textSkippedWord->setVisible(enable);
     kcfg_skippedWordScore->setVisible(enable);
 }
 
 void MainSettings::populateLanguageBox()
 {
     QStringList languages = SharedKvtmlFiles::languages();
 
     //the language code/name
     for (int i = 0; i < languages.count(); ++i)
     {
         QLocale languageLocale(languages[i]);
 
         // get the language name
         QString languageName = languageLocale.nativeLanguageName();
         if (languageName.isEmpty() || languageName == QLatin1Char('C'))
         {
             languageName = i18nc("@item:inlistbox no language for that locale", "None");
         }
         languageComboBox->addItem(languageName, languages[i]);
     }
 }
 
 bool MainSettings::saveLanguage()
 {
     int index = languageComboBox->currentIndex();
     QString language = languageComboBox->itemData(index).toString();
     qCDebug(KANAGRAM) << "Writing new default language: " << language;
     if (KanagramSettings::dataLanguage() != language) {
         KanagramSettings::setDataLanguage(language);
         KanagramSettings::self()->save();
         return true;
     }
     return false;
 }