1 files changed, 1 insertions, 1 deletions
diff --git a/src/widgets/widgets/qabstractbutton.h b/src/widgets/widgets/qabstractbutton.h
index c80e2e9d5d..400233caa9 100644
--- a/src/widgets/widgets/qabstractbutton.h
+++ b/src/widgets/widgets/qabstractbutton.h
@@ -117,7 +117,7 @@ Q_SIGNALS:
     void toggled(bool checked);
 
 protected:
-    virtual void paintEvent(QPaintEvent *e) = 0;
+    void paintEvent(QPaintEvent *e) Q_DECL_OVERRIDE = 0;
     virtual bool hitButton(const QPoint &pos) const;
     virtual void checkStateSet();
     virtual void nextCheckState();