2 files changed, 3 insertions, 3 deletions
diff --git a/examples/opengl/hellowindow/hellowindow.cpp b/examples/opengl/hellowindow/hellowindow.cpp
index 3b5971c0d3..b4dc4464ba 100644
--- a/examples/opengl/hellowindow/hellowindow.cpp
+++ b/examples/opengl/hellowindow/hellowindow.cpp
@@ -182,7 +182,7 @@ void Renderer::paintQtLogo()
     m_program->enableAttributeArray(vertexAttr);
     m_program->setAttributeArray(vertexAttr, vertices.constData());
     m_program->setAttributeArray(normalAttr, normals.constData());
-    glDrawArrays(GL_TRIANGLES, 0, vertices.size());
+    m_context->functions()->glDrawArrays(GL_TRIANGLES, 0, vertices.size());
     m_program->disableAttributeArray(normalAttr);
     m_program->disableAttributeArray(vertexAttr);
 }
diff --git a/examples/opengl/hellowindow/hellowindow.h b/examples/opengl/hellowindow/hellowindow.h
index 6d66f0204a..9fb7d109b9 100644
--- a/examples/opengl/hellowindow/hellowindow.h
+++ b/examples/opengl/hellowindow/hellowindow.h
@@ -98,10 +98,10 @@ public:
     QColor color() const;
     void updateColor();
 
-    void exposeEvent(QExposeEvent *event);
+    void exposeEvent(QExposeEvent *event) Q_DECL_OVERRIDE;
 
 private:
-    void mousePressEvent(QMouseEvent *);
+    void mousePressEvent(QMouseEvent *) Q_DECL_OVERRIDE;
 
     int m_colorIndex;
     QColor m_color;