diff --git a/desktop-widgets/mainwindow.cpp b/desktop-widgets/mainwindow.cpp
index 8c7124c7c..0b3f9fc4a 100644
--- a/desktop-widgets/mainwindow.cpp
+++ b/desktop-widgets/mainwindow.cpp
@@ -218,7 +218,6 @@ MainWindow::MainWindow() : QMainWindow(),
 	connect(DivePlannerPointsModel::instance(), SIGNAL(planCanceled()), this, SLOT(planCanceled()));
 	connect(DivePlannerPointsModel::instance(), SIGNAL(variationsComputed(QString)), this, SLOT(updateVariations(QString)));
 	connect(plannerDetails->printPlan(), SIGNAL(pressed()), divePlannerWidget, SLOT(printDecoPlan()));
-	connect(this, SIGNAL(startDiveSiteEdit()), this, SLOT(on_actionDiveSiteEdit_triggered()));
 	connect(mainTab, &MainTab::diveSiteChanged, mapWidget, &MapWidget::centerOnSelectedDiveSite);
 	connect(this, &MainWindow::showError, ui.mainErrorMessage, &NotificationWidget::showError, Qt::AutoConnection);
 
@@ -386,7 +385,7 @@ void MainWindow::editDiveSite(dive_site *ds)
 	setApplicationState("EditDiveSite");
 }
 
-void MainWindow::on_actionDiveSiteEdit_triggered()
+void MainWindow::startDiveSiteEdit()
 {
 	editDiveSite(get_dive_site_for_dive(&displayed_dive));
 }
diff --git a/desktop-widgets/mainwindow.h b/desktop-widgets/mainwindow.h
index 4282938a6..196ceb4dc 100644
--- a/desktop-widgets/mainwindow.h
+++ b/desktop-widgets/mainwindow.h
@@ -134,7 +134,6 @@ slots:
 	void on_actionReplanDive_triggered();
 	void on_action_Check_for_Updates_triggered();
 
-	void on_actionDiveSiteEdit_triggered();
 	void selectionChanged();
 	void initialUiSetup();
 
@@ -156,7 +155,6 @@ protected:
 	void closeEvent(QCloseEvent *);
 
 signals:
-	void startDiveSiteEdit();
 	void showError(QString message);
 
 public
@@ -177,7 +175,7 @@ slots:
 	void disableShortcuts(bool disablePaste = true);
 	void enableShortcuts();
 	void updateVariations(QString);
-
+	void startDiveSiteEdit();
 
 private:
 	Ui::MainWindow ui;
diff --git a/desktop-widgets/tab-widgets/maintab.cpp b/desktop-widgets/tab-widgets/maintab.cpp
index f481428d7..a077ad2a2 100644
--- a/desktop-widgets/tab-widgets/maintab.cpp
+++ b/desktop-widgets/tab-widgets/maintab.cpp
@@ -82,7 +82,7 @@ MainTab::MainTab(QWidget *parent) : QTabWidget(parent),
 	ui.weights->setModel(weightModel);
 	closeMessage();
 
-	connect(ui.editDiveSiteButton, SIGNAL(clicked()), MainWindow::instance(), SIGNAL(startDiveSiteEdit()));
+	connect(ui.editDiveSiteButton, &QToolButton::clicked, MainWindow::instance(), &MainWindow::startDiveSiteEdit);
 	connect(ui.location, &DiveLocationLineEdit::entered, MapWidget::instance(), &MapWidget::centerOnIndex);
 	connect(ui.location, &DiveLocationLineEdit::currentChanged, MapWidget::instance(), &MapWidget::centerOnIndex);