diff --git a/mainwindow.cpp b/mainwindow.cpp
index 69fcd07..0be271f 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -44,7 +44,6 @@ MainWindow::MainWindow()
     createActions();
 
     // Connect dock inputs
-    connect(dock->sampleRate, SIGNAL(textChanged(QString)), this, SLOT(setSampleRate(QString)));
     connect(dock, &SpectrogramControls::fftSizeChanged, plots, &PlotView::setFFTSize);
     connect(dock->powerMaxSlider, SIGNAL(valueChanged(int)), plots, SLOT(setPowerMax(int)));
     connect(dock->powerMinSlider, SIGNAL(valueChanged(int)), plots, SLOT(setPowerMin(int)));
@@ -61,6 +60,8 @@ MainWindow::MainWindow()
 
 void MainWindow::createActions()
 {
+    QSettings settings;
+
     QToolBar *fileToolBar = addToolBar(tr("File"));
     const QIcon openIcon = QIcon::fromTheme("document-open");
     QAction *openAct = new QAction(openIcon, tr("&Open..."), this);
@@ -68,6 +69,14 @@ void MainWindow::createActions()
     connect(openAct, &QAction::triggered, this, &MainWindow::fileOpenButtonClicked);
     fileToolBar->addAction(openAct);
 
+    sampleRate = new QLineEdit();
+    connect(sampleRate, &QLineEdit::textChanged, this, static_cast<void (MainWindow::*)(QString)>(&MainWindow::setSampleRate));
+    int savedSampleRate = settings.value("SampleRate", 8000000).toInt();
+    sampleRate->setText(QString::number(savedSampleRate));
+    sampleRate->setValidator(new QIntValidator(this));
+    fileToolBar->addWidget(new QLabel(tr("Sample rate: ")));
+    fileToolBar->addWidget(sampleRate);
+
     QToolBar *zoomToolBar = addToolBar(tr("Zoom"));
     const QIcon zoomInIcon = QIcon::fromTheme("zoom-in");
     QAction *zoomInAct = new QAction(zoomInIcon, tr("Zoom in"), this);
@@ -171,5 +180,5 @@ void MainWindow::setSampleRate(QString rate)
 
 void MainWindow::setSampleRate(int rate)
 {
-    dock->sampleRate->setText(QString::number(rate));
+    sampleRate->setText(QString::number(rate));
 }
diff --git a/mainwindow.h b/mainwindow.h
index 6077eb7..3fc3387 100644
--- a/mainwindow.h
+++ b/mainwindow.h
@@ -43,4 +43,5 @@ private:
     SpectrogramControls *dock;
     PlotView *plots;
     InputSource *input;
+    QLineEdit *sampleRate;
 };
diff --git a/spectrogramcontrols.cpp b/spectrogramcontrols.cpp
index f0fffc4..fe4b167 100644
--- a/spectrogramcontrols.cpp
+++ b/spectrogramcontrols.cpp
@@ -32,10 +32,6 @@ SpectrogramControls::SpectrogramControls(const QString & title, QWidget * parent
     widget = new QWidget(this);
     layout = new QFormLayout(widget);
 
-    sampleRate = new QLineEdit();
-    sampleRate->setValidator(new QIntValidator(this));
-    layout->addRow(new QLabel(tr("Sample rate:")), sampleRate);
-
     // Spectrogram settings
     layout->addRow(new QLabel()); // TODO: find a better way to add an empty row?
     layout->addRow(new QLabel(tr("<b>Spectrogram</b>")));
@@ -102,8 +98,6 @@ void SpectrogramControls::setDefaults()
 
     cursorSymbolsSpinBox->setValue(1);
 
-    int savedSampleRate = settings.value("SampleRate", 8000000).toInt();
-    sampleRate->setText(QString::number(savedSampleRate));
     powerMaxSlider->setValue(settings.value("PowerMax", 0).toInt());
     powerMinSlider->setValue(settings.value("PowerMin", -100).toInt());
 }
diff --git a/spectrogramcontrols.h b/spectrogramcontrols.h
index ce517fe..31d81bd 100644
--- a/spectrogramcontrols.h
+++ b/spectrogramcontrols.h
@@ -54,7 +54,6 @@ private:
 
 public:
     QPushButton *fileOpenButton;
-    QLineEdit *sampleRate;
     QSlider *fftSizeSlider;
     QSlider *powerMaxSlider;
     QSlider *powerMinSlider;