2 files changed, 4 insertions, 4 deletions
diff --git a/examples/gui/openglwindow/main.cpp b/examples/gui/openglwindow/main.cpp
index aa1c6d7fa1..0b0a0e19f0 100644
--- a/examples/gui/openglwindow/main.cpp
+++ b/examples/gui/openglwindow/main.cpp
@@ -53,8 +53,8 @@ class TriangleWindow : public OpenGLWindow
 public:
     TriangleWindow();
 
-    void initialize();
-    void render();
+    void initialize() Q_DECL_OVERRIDE;
+    void render() Q_DECL_OVERRIDE;
 
 private:
     GLuint loadShader(GLenum type, const char *source);
diff --git a/examples/gui/openglwindow/openglwindow.h b/examples/gui/openglwindow/openglwindow.h
index f6b53e3b33..cee888250b 100644
--- a/examples/gui/openglwindow/openglwindow.h
+++ b/examples/gui/openglwindow/openglwindow.h
@@ -67,9 +67,9 @@ public slots:
     void renderNow();
 
 protected:
-    bool event(QEvent *event);
+    bool event(QEvent *event) Q_DECL_OVERRIDE;
 
-    void exposeEvent(QExposeEvent *event);
+    void exposeEvent(QExposeEvent *event) Q_DECL_OVERRIDE;
 
 private:
     bool m_update_pending;