diff --git a/ui/drivers/qt/ui_qt_window.cpp b/ui/drivers/qt/ui_qt_window.cpp
index 396ec9e498..e11af15c70 100644
--- a/ui/drivers/qt/ui_qt_window.cpp
+++ b/ui/drivers/qt/ui_qt_window.cpp
@@ -517,8 +517,8 @@ MainWindow::MainWindow(QWidget *parent) :
 
    m_zoomSlider = new QSlider(Qt::Horizontal, zoomWidget);
 
-   m_zoomSlider->setMinimum(0);
-   m_zoomSlider->setMaximum(100);
+   m_zoomSlider->setMinimum(20);
+   m_zoomSlider->setMaximum(400);
    m_zoomSlider->setValue(50);
 
    m_lastZoomSliderValue = m_zoomSlider->value();
@@ -2887,9 +2887,12 @@ void MainWindow::initContentGridLayout()
    else
       addPlaylistItemsToGrid(path);
 
-   QTimer::singleShot(0, this, [this]() {
-      m_gridLayoutWidget->resize(m_gridScrollArea->viewport()->size());
-   });
+   QTimer::singleShot(0, this, SLOT(onContentGridInited()));
+}
+
+void MainWindow::onContentGridInited()
+{
+   m_gridLayoutWidget->resize(m_gridScrollArea->viewport()->size());
 }
 
 void MainWindow::initContentTableWidget()
diff --git a/ui/drivers/ui_qt.h b/ui/drivers/ui_qt.h
index 1c104c3d36..6bd22e7821 100644
--- a/ui/drivers/ui_qt.h
+++ b/ui/drivers/ui_qt.h
@@ -323,6 +323,7 @@ private slots:
    void onStopClicked();
    void onDeferredImageLoaded();
    void onZoomValueChanged(int value);
+   void onContentGridInited();
 
 private:
    void setCurrentCoreLabel();