diff --git a/src/Application.cpp b/src/Application.cpp
index 24360ad9f..53e951b2d 100644
--- a/src/Application.cpp
+++ b/src/Application.cpp
@@ -115,7 +115,7 @@ void Application::populateCommandLineParser(QCommandLineParser *parser)
 
 QStringList Application::getCustomCommand(QStringList &args)
 {
-    int i = args.indexOf("-e");
+    int i = args.indexOf(QLatin1String("-e"));
     QStringList customCommand;
     if ((0 < i) && (i < (args.size() - 1))) {
         // -e was specified with at least one extra argument
@@ -266,16 +266,16 @@ bool Application::processTabsFromFileArgs(MainWindow* window)
 
     unsigned int sessions = 0;
     while (!tabsFile.atEnd()) {
-        QString lineString(tabsFile.readLine().trimmed());
-        if ((lineString.isEmpty()) || (lineString[0] == '#'))
+        QString lineString(QString::fromUtf8(tabsFile.readLine()).trimmed());
+        if ((lineString.isEmpty()) || (lineString[0] == QLatin1Char('#')))
             continue;
 
         QHash<QString, QString> lineTokens;
         QStringList lineParts = lineString.split(QStringLiteral(";;"), QString::SkipEmptyParts);
 
         for (int i = 0; i < lineParts.size(); ++i) {
-            QString key = lineParts.at(i).section(':', 0, 0).trimmed().toLower();
-            QString value = lineParts.at(i).section(':', 1, -1).trimmed();
+            QString key = lineParts.at(i).section(QLatin1Char(':'), 0, 0).trimmed().toLower();
+            QString value = lineParts.at(i).section(QLatin1Char(':'), 1, -1).trimmed();
             lineTokens[key] = value;
         }
         // should contain at least one of 'command' and 'profile'
@@ -323,7 +323,7 @@ void Application::createTabFromArgs(MainWindow* window,
 
     if (!command.isEmpty()) {
         newProfile->setProperty(Profile::Command,   command);
-        newProfile->setProperty(Profile::Arguments, command.split(' '));
+        newProfile->setProperty(Profile::Arguments, command.split(QLatin1Char(' ')));
         shouldUseNewProfile = true;
     }
 
@@ -480,7 +480,7 @@ Profile::Ptr Application::processProfileChangeArgs(Profile::Ptr baseProfile)
     }
 
     // temporary changes to profile options specified on the command line
-    foreach(const QString & value , m_parser->values("p")) {
+    foreach(const QString & value , m_parser->values(QLatin1String("p"))) {
         ProfileCommandParser parser;
 
         QHashIterator<Profile::Property, QVariant> iter(parser.parse(value));
diff --git a/src/MainWindow.cpp b/src/MainWindow.cpp
index b6d6abf0e..4294556b0 100644
--- a/src/MainWindow.cpp
+++ b/src/MainWindow.cpp
@@ -158,7 +158,7 @@ void MainWindow::rememberMenuAccelerators()
 void MainWindow::removeMenuAccelerators()
 {
     foreach(QAction* menuItem, menuBar()->actions()) {
-        menuItem->setText(menuItem->text().replace('&', QString()));
+        menuItem->setText(menuItem->text().replace(QLatin1Char('&'), QString()));
     }
 }
 
@@ -384,7 +384,7 @@ void MainWindow::profileListChanged(const QList<QAction*>& sessionActions)
 
             // NOTE: defaultProfile seems to not work here, sigh.
             Profile::Ptr profile = ProfileManager::instance()->defaultProfile();
-            if (profile && profile->name() == sessionAction->text().remove('&')) {
+            if (profile && profile->name() == sessionAction->text().remove(QLatin1Char('&'))) {
                 QIcon icon(KIconLoader::global()->loadIcon(profile->icon(), KIconLoader::Small, 0, KIconLoader::DefaultState, QStringList(QStringLiteral("emblem-favorite"))));
                 sessionAction->setIcon(icon);
                 _newTabMenuAction->menu()->setDefaultAction(sessionAction);
@@ -402,7 +402,7 @@ void MainWindow::profileListChanged(const QList<QAction*>& sessionActions)
         Profile::Ptr profile = ProfileManager::instance()->defaultProfile();
 
         // NOTE: Compare names w/o any '&'
-        if (sessionActions.size() == 2 &&  sessionActions[1]->text().remove('&') != profile->name()) {
+        if (sessionActions.size() == 2 &&  sessionActions[1]->text().remove(QLatin1Char('&')) != profile->name()) {
             _newTabMenuAction->menu()->addAction(sessionActions[1]);
         } else {
             _newTabMenuAction->menu()->deleteLater();
@@ -491,13 +491,13 @@ Session* MainWindow::createSSHSession(Profile::Ptr profile, const QUrl& url)
         sshCommand += QStringLiteral("-p %1 ").arg(url.port());
     }
     if (!url.userName().isEmpty()) {
-        sshCommand += (url.userName() + '@');
+        sshCommand += (url.userName() + QLatin1Char('@'));
     }
     if (!url.host().isEmpty()) {
         sshCommand += url.host();
     }
 
-    session->sendTextToTerminal(sshCommand, '\r');
+    session->sendTextToTerminal(sshCommand, QLatin1Char('\r'));
 
     // create view before starting the session process so that the session
     // doesn't suffer a change in terminal size right after the session
@@ -540,8 +540,8 @@ bool MainWindow::queryClose()
             continue;
         }
 
-        const QString defaultProc = session->program().split('/').last();
-        const QString currentProc = session->foregroundProcessName().split('/').last();
+        const QString defaultProc = session->program().split(QLatin1Char('/')).last();
+        const QString currentProc = session->foregroundProcessName().split(QLatin1Char('/')).last();
 
         if (currentProc.isEmpty())
             continue;
diff --git a/src/ShellCommand.cpp b/src/ShellCommand.cpp
index fd99c7ae9..63848d48f 100644
--- a/src/ShellCommand.cpp
+++ b/src/ShellCommand.cpp
@@ -46,7 +46,7 @@ QString ShellCommand::fullCommand() const
             if (arg[j].isSpace())
                 hasSpace = true;
         if (hasSpace)
-            quotedArgs[i] = '\"' + arg + '\"';
+            quotedArgs[i] = QLatin1Char('\"') + arg + QLatin1Char('\"');
     }
     return quotedArgs.join(QLatin1Char(' '));
 }