diff --git a/src/widgets/kernel/qopenglwidget.cpp b/src/widgets/kernel/qopenglwidget.cpp
index 4eee4e526d..bcc3e3592b 100644
--- a/src/widgets/kernel/qopenglwidget.cpp
+++ b/src/widgets/kernel/qopenglwidget.cpp
@@ -558,6 +558,7 @@ void QOpenGLWidgetPrivate::recreateFbo()
     fbo->bind();
 
     paintDevice->setSize(deviceSize);
+    paintDevice->setDevicePixelRatio(q->devicePixelRatio());
 
     emit q->resized();
 }