diff --git a/examples/osgviewerQT/QOSGWidget.cpp b/examples/osgviewerQT/QOSGWidget.cpp
index 68912a04b..e89a5d99d 100644
--- a/examples/osgviewerQT/QOSGWidget.cpp
+++ b/examples/osgviewerQT/QOSGWidget.cpp
@@ -91,6 +91,11 @@ class QOSGWidget : public QWidget
         osgViewer::GraphicsWindow* getGraphicsWindow() { return _gw.get(); }
         const osgViewer::GraphicsWindow* getGraphicsWindow() const { return _gw.get(); }
 
+#ifdef WIN32
+        // Prevent flicker on Windows Qt
+        QPaintEngine* paintEngine () const { return 0; }
+#endif
+
     protected:
 
         void init();