2 files changed, 3 insertions, 10 deletions
diff --git a/examples/opengl/legacy/overpainting/glwidget.cpp b/examples/opengl/legacy/overpainting/glwidget.cpp
index f98d043c5c..0094f8ead7 100644
--- a/examples/opengl/legacy/overpainting/glwidget.cpp
+++ b/examples/opengl/legacy/overpainting/glwidget.cpp
@@ -247,12 +247,8 @@ void GLWidget::createBubbles(int number)
 //! [13]
 void GLWidget::animate()
 {
-    QMutableListIterator<Bubble*> iter(bubbles);
-
-    while (iter.hasNext()) {
-        Bubble *bubble = iter.next();
+    for (Bubble *bubble : qAsConst(bubbles))
         bubble->move(rect());
-    }
     update();
 }
 //! [13]
diff --git a/examples/opengl/qopenglwidget/glwidget.cpp b/examples/opengl/qopenglwidget/glwidget.cpp
index 946b2bec67..5057291f12 100644
--- a/examples/opengl/qopenglwidget/glwidget.cpp
+++ b/examples/opengl/qopenglwidget/glwidget.cpp
@@ -399,12 +399,9 @@ void GLWidget::paintGL()
 
     painter.end();
 
-    QMutableListIterator<Bubble*> iter(m_bubbles);
-
-    while (iter.hasNext()) {
-        Bubble *bubble = iter.next();
+    for (Bubble *bubble : qAsConst(m_bubbles))
         bubble->move(rect());
-    }
+
     if (!(m_frames % 100)) {
         m_time.start();
         m_frames = 0;