diff --git a/src/tycommander/about_dialog.hpp b/src/tycommander/about_dialog.hpp
index 3ab2bebe..7471a885 100644
--- a/src/tycommander/about_dialog.hpp
+++ b/src/tycommander/about_dialog.hpp
@@ -18,7 +18,7 @@ class AboutDialog: public QDialog, private Ui::AboutDialog {
     Q_OBJECT
 
 public:
-    AboutDialog(QWidget *parent = nullptr, Qt::WindowFlags f = 0);
+    AboutDialog(QWidget *parent = nullptr, Qt::WindowFlags f = {});
 
 public slots:
     static void openWebsite();
diff --git a/src/tycommander/arduino_dialog.hpp b/src/tycommander/arduino_dialog.hpp
index ee226bc2..230b20cf 100644
--- a/src/tycommander/arduino_dialog.hpp
+++ b/src/tycommander/arduino_dialog.hpp
@@ -21,7 +21,7 @@ class ArduinoDialog: public QDialog, private Ui::ArduinoDialog {
     bool background_process_ = false;
 
 public:
-    ArduinoDialog(QWidget *parent = nullptr, Qt::WindowFlags f = 0);
+    ArduinoDialog(QWidget *parent = nullptr, Qt::WindowFlags f = {});
 
     void keyPressEvent(QKeyEvent *ev) override;
 
diff --git a/src/tycommander/log_dialog.hpp b/src/tycommander/log_dialog.hpp
index 9a175a92..ffa3842e 100644
--- a/src/tycommander/log_dialog.hpp
+++ b/src/tycommander/log_dialog.hpp
@@ -17,7 +17,7 @@ class LogDialog: public QDialog, private Ui::LogDialog {
     Q_OBJECT
 
 public:
-    LogDialog(QWidget *parent = nullptr, Qt::WindowFlags f = 0);
+    LogDialog(QWidget *parent = nullptr, Qt::WindowFlags f = {});
 
 public slots:
     void appendError(const QString &msg, const QString &ctx);
diff --git a/src/tycommander/main_window.cc b/src/tycommander/main_window.cc
index 5c57772f..55e70e6b 100644
--- a/src/tycommander/main_window.cc
+++ b/src/tycommander/main_window.cc
@@ -314,7 +314,7 @@ void MainWindow::selectNextBoard()
         return;
 
     auto indexes = boardList->selectionModel()->selectedIndexes();
-    qSort(indexes);
+    std::sort(indexes);
 
     QModelIndex new_index;
     if (indexes.isEmpty()) {
@@ -345,7 +345,7 @@ void MainWindow::selectPreviousBoard()
         return;
 
     auto indexes = boardList->selectionModel()->selectedIndexes();
-    qSort(indexes);
+    std::sort(indexes);
 
     QModelIndex new_index;
     if (indexes.isEmpty()) {
@@ -863,7 +863,7 @@ void MainWindow::selectionChanged(const QItemSelection &newsel, const QItemSelec
     current_board_ = nullptr;
 
     auto indexes = boardList->selectionModel()->selectedIndexes();
-    qSort(indexes);
+    std::sort(indexes);
     for (auto &idx: indexes) {
         if (idx.column() == 0)
             selected_boards_.push_back(Monitor::boardFromModel(monitor_, idx));
diff --git a/src/tycommander/selector_dialog.cc b/src/tycommander/selector_dialog.cc
index 52231e30..edb8e506 100644
--- a/src/tycommander/selector_dialog.cc
+++ b/src/tycommander/selector_dialog.cc
@@ -70,7 +70,7 @@ QVariant SelectorDialogModel::data(const QModelIndex &index, int role) const
 Qt::ItemFlags SelectorDialogModel::flags(const QModelIndex &index) const
 {
     auto board = QIdentityProxyModel::data(index, Monitor::ROLE_BOARD).value<Board *>();
-    return board->secondary() ? 0 : QIdentityProxyModel::flags(index);
+    return board->secondary() ? Qt::ItemFlags() : QIdentityProxyModel::flags(index);
 }
 
 QSize SelectorDialogItemDelegate::sizeHint(const QStyleOptionViewItem &option,
@@ -124,9 +124,10 @@ void SelectorDialog::setAction(const QString &action)
 
 void SelectorDialog::updateSelection()
 {
-    selected_boards_.clear();
     auto indexes = tree->selectionModel()->selectedIndexes();
-    qSort(indexes);
+    std::sort(indexes);
+
+    selected_boards_.clear();
     for (auto &idx: indexes) {
         if (idx.column() == 0)
             selected_boards_.push_back(Monitor::boardFromModel(monitor_model_, idx));