4 files changed, 9 insertions, 9 deletions
diff --git a/examples/gui/analogclock/main.cpp b/examples/gui/analogclock/main.cpp
index 1e10fcd07b..d51f440dff 100644
--- a/examples/gui/analogclock/main.cpp
+++ b/examples/gui/analogclock/main.cpp
@@ -49,8 +49,8 @@ public:
     AnalogClockWindow();
 
 protected:
-    void timerEvent(QTimerEvent *);
-    void render(QPainter *p);
+    void timerEvent(QTimerEvent *) Q_DECL_OVERRIDE;
+    void render(QPainter *p) Q_DECL_OVERRIDE;
 
 private:
     int m_timerId;
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;
diff --git a/examples/gui/rasterwindow/rasterwindow.h b/examples/gui/rasterwindow/rasterwindow.h
index 8dc3993849..bca73c19e7 100644
--- a/examples/gui/rasterwindow/rasterwindow.h
+++ b/examples/gui/rasterwindow/rasterwindow.h
@@ -57,10 +57,10 @@ public slots:
     void renderNow();
 
 protected:
-    bool event(QEvent *event);
+    bool event(QEvent *event) Q_DECL_OVERRIDE;
 
-    void resizeEvent(QResizeEvent *event);
-    void exposeEvent(QExposeEvent *event);
+    void resizeEvent(QResizeEvent *event) Q_DECL_OVERRIDE;
+    void exposeEvent(QExposeEvent *event) Q_DECL_OVERRIDE;
 
 private:
     QBackingStore *m_backingStore;