diff --git a/src/gui/painting/qbackingstore.cpp b/src/gui/painting/qbackingstore.cpp
index f609cddd3c9..586c19885ec 100644
--- a/src/gui/painting/qbackingstore.cpp
+++ b/src/gui/painting/qbackingstore.cpp
@@ -230,7 +230,8 @@ void QBackingStore::flush(const QRegion &region, QWindow *window, const QPoint &
 void QBackingStore::resize(const QSize &size)
 {
     d_ptr->size = size;
-    handle()->resize(QHighDpi::scale(size, d_ptr->deviceIndependentToNativeFactor()), d_ptr->staticContents);
+    const qreal factor = d_ptr->deviceIndependentToNativeFactor();
+    handle()->resize(QHighDpi::scale(size, factor), QHighDpi::scale(d_ptr->staticContents, factor));
 }
 
 /*!
diff --git a/tests/auto/gui/kernel/qbackingstore/tst_qbackingstore.cpp b/tests/auto/gui/kernel/qbackingstore/tst_qbackingstore.cpp
index 7e2b9198d28..9fdf5669883 100644
--- a/tests/auto/gui/kernel/qbackingstore/tst_qbackingstore.cpp
+++ b/tests/auto/gui/kernel/qbackingstore/tst_qbackingstore.cpp
@@ -30,6 +30,8 @@ private slots:
 
     void scroll();
     void flush();
+
+    void staticContents();
 };
 
 void tst_QBackingStore::initTestCase_data()
@@ -267,5 +269,79 @@ void tst_QBackingStore::flush()
     QTRY_VERIFY(window.isExposed());
 }
 
+void tst_QBackingStore::staticContents()
+{
+#if !defined(Q_OS_WIN)
+    QSKIP("Platform does not support static backingstore content");
+#endif
+
+    QWindow window;
+    window.create();
+
+    const auto dpr = window.devicePixelRatio();
+
+    QBackingStore backingStore(&window);
+
+    QRect initialRect(0, 0, 100, 100);
+
+    // Static contents without paint first should not crash
+    backingStore.setStaticContents(initialRect);
+    backingStore.resize(initialRect.size());
+    QCOMPARE(backingStore.size(), initialRect.size());
+    backingStore.beginPaint(QRect(0, 0, 50, 50));
+    backingStore.endPaint();
+    backingStore.handle()->toImage();
+
+    {
+        backingStore.setStaticContents(QRect());
+        backingStore.beginPaint(initialRect);
+        QPainter p(backingStore.paintDevice());
+        p.fillRect(initialRect, Qt::green);
+        p.end();
+        backingStore.endPaint();
+
+        QImage image = backingStore.handle()->toImage();
+        if (image.isNull())
+            QSKIP("Platform backingstore does not implement toImage");
+
+        QCOMPARE(image.pixelColor(initialRect.topLeft() * dpr), Qt::green);
+        QCOMPARE(image.pixelColor(initialRect.bottomLeft() * dpr), Qt::green);
+        QCOMPARE(image.pixelColor(initialRect.topRight() * dpr), Qt::green);
+        QCOMPARE(image.pixelColor(initialRect.bottomRight() * dpr), Qt::green);
+    }
+
+    {
+        backingStore.setStaticContents(initialRect);
+
+        QRect resizedRect(0, 0, 200, 200);
+        backingStore.resize(resizedRect.size());
+
+        QRegion repaintRegion = QRegion(resizedRect) - QRegion(initialRect);
+
+        backingStore.beginPaint(repaintRegion);
+        QPainter p(backingStore.paintDevice());
+        for (auto repaintRect : repaintRegion)
+            p.fillRect(repaintRect, Qt::red);
+        p.end();
+        backingStore.endPaint();
+
+        QImage image = backingStore.handle()->toImage();
+        if (image.isNull())
+            QSKIP("Platform backingstore does not implement toImage");
+
+        QCOMPARE(image.pixelColor(initialRect.topLeft() * dpr), Qt::green);
+        QCOMPARE(image.pixelColor(initialRect.bottomLeft() * dpr), Qt::green);
+        QCOMPARE(image.pixelColor(initialRect.topRight() * dpr), Qt::green);
+        QCOMPARE(image.pixelColor(initialRect.bottomRight() * dpr), Qt::green);
+
+        for (auto repaintRect : repaintRegion) {
+            QCOMPARE(image.pixelColor(repaintRect.topLeft() * dpr), Qt::red);
+            QCOMPARE(image.pixelColor(repaintRect.bottomLeft() * dpr), Qt::red);
+            QCOMPARE(image.pixelColor(repaintRect.topRight() * dpr), Qt::red);
+            QCOMPARE(image.pixelColor(repaintRect.bottomRight() * dpr), Qt::red);
+        }
+    }
+}
+
 #include <tst_qbackingstore.moc>
 QTEST_MAIN(tst_QBackingStore);