3 files changed, 6 insertions, 3 deletions
diff --git a/examples/opengl/legacy/overpainting/glwidget.cpp b/examples/opengl/legacy/overpainting/glwidget.cpp
index b41bc31126..52b6c35801 100644
--- a/examples/opengl/legacy/overpainting/glwidget.cpp
+++ b/examples/opengl/legacy/overpainting/glwidget.cpp
@@ -115,6 +115,8 @@ void GLWidget::setZRotation(int angle)
 //! [2]
 void GLWidget::initializeGL()
 {
+    initializeOpenGLFunctions();
+
     glEnable(GL_MULTISAMPLE);
 
     logo = new QtLogo(this);
@@ -173,7 +175,7 @@ void GLWidget::paintEvent(QPaintEvent *event)
     glRotatef(yRot / 16.0, 0.0, 1.0, 0.0);
     glRotatef(zRot / 16.0, 0.0, 0.0, 1.0);
 
-    logo->draw();
+    logo->draw(static_cast<QOpenGLFunctions_1_1 *>(this));
 //! [7]
 
 //! [8]
diff --git a/examples/opengl/legacy/overpainting/glwidget.h b/examples/opengl/legacy/overpainting/glwidget.h
index dd5c0ba9ff..7e62a00170 100644
--- a/examples/opengl/legacy/overpainting/glwidget.h
+++ b/examples/opengl/legacy/overpainting/glwidget.h
@@ -42,13 +42,14 @@
 #define GLWIDGET_H
 
 #include <QGLWidget>
+#include <QOpenGLFunctions_1_1>
 #include <QTimer>
 
 class Bubble;
 class QtLogo;
 
 //! [0]
-class GLWidget : public QGLWidget
+class GLWidget : public QGLWidget, public QOpenGLFunctions_1_1
 {
     Q_OBJECT
 
diff --git a/examples/opengl/legacy/overpainting/overpainting.pro b/examples/opengl/legacy/overpainting/overpainting.pro
index cbed7eed2b..cc46f18889 100644
--- a/examples/opengl/legacy/overpainting/overpainting.pro
+++ b/examples/opengl/legacy/overpainting/overpainting.pro
@@ -16,4 +16,4 @@ SOURCES = bubble.cpp \
 target.path = $$[QT_INSTALL_EXAMPLES]/opengl/legacy/overpainting
 INSTALLS += target
 
-contains(QT_CONFIG, opengles.|angle|dynamicgl):error("This example requires Qt to be configured with -opengl desktop")
+contains(QT_CONFIG, opengles.|angle):error("This example requires Qt to be configured with -opengl desktop")