diff --git a/tests/manual/lance/interactivewidget.h b/tests/manual/lance/interactivewidget.h
index 442f372db7..bd6d54664a 100644
--- a/tests/manual/lance/interactivewidget.h
+++ b/tests/manual/lance/interactivewidget.h
@@ -50,7 +50,7 @@ public slots:
     void save();
 
 protected:
-    bool eventFilter(QObject *o, QEvent *e);
+    bool eventFilter(QObject *o, QEvent *e) override;
 
 protected slots:
     void cmdSelected(QListWidgetItem *item);
diff --git a/tests/manual/lance/main.cpp b/tests/manual/lance/main.cpp
index 662fc35ad6..caf68654b6 100644
--- a/tests/manual/lance/main.cpp
+++ b/tests/manual/lance/main.cpp
@@ -633,7 +633,7 @@ int main(int argc, char **argv)
                                      + input.suffix() + QStringLiteral(".pdf");
                 p.setOutputFormat(QPrinter::PdfFormat);
                 p.setOutputFileName(file);
-                p.setPageSize(QPrinter::A4);
+                p.setPageSize(QPageSize(QPageSize::A4));
                 QPainter pt(&p);
                 pcmd.setPainter(&pt);
                 pcmd.setFilePath(fileinfo.absolutePath());
diff --git a/tests/manual/lance/widgets.h b/tests/manual/lance/widgets.h
index d8cc12cab5..a804471f53 100644
--- a/tests/manual/lance/widgets.h
+++ b/tests/manual/lance/widgets.h
@@ -131,12 +131,12 @@ public:
     void setCheckersBackground(bool b) { m_checkersBackground = b; }
     void setType(DeviceType t) { m_deviceType = t; }
 
-    void resizeEvent(QResizeEvent *e) {
+    void resizeEvent(QResizeEvent *e) override {
         m_image = QImage();
         T::resizeEvent(e);
     }
 
-    void paintEvent(QPaintEvent *) {
+    void paintEvent(QPaintEvent *) override {
         switch (m_view_mode) {
         case RenderView: paintRenderView(); break;
         case BaselineView: paintBaselineView(); break;
@@ -254,7 +254,7 @@ public:
     }
 
 
-    void mouseMoveEvent(QMouseEvent *e)
+    void mouseMoveEvent(QMouseEvent *e) override
     {
         if (m_currentPoint == -1)
             return;
@@ -263,7 +263,7 @@ public:
         T::update();
     }
 
-    void mousePressEvent(QMouseEvent *e)
+    void mousePressEvent(QMouseEvent *e) override
     {
         if (e->button() == Qt::RightButton) {
             m_showControlPoints = true;
@@ -280,7 +280,7 @@ public:
         T::update();
     }
 
-    void mouseReleaseEvent(QMouseEvent *e)
+    void mouseReleaseEvent(QMouseEvent *e) override
     {
         if (e->button() == Qt::LeftButton)
             m_currentPoint = -1;
@@ -289,7 +289,7 @@ public:
         T::update();
     }
 
-    QSize sizeHint() const { return QSize(800, 800); }
+    QSize sizeHint() const override { return QSize(800, 800); }
 
     QList<QPointF> m_controlPoints;
     int m_currentPoint;