diff --git a/tests/auto/unit/qvideowidget/tst_qvideowidget.cpp b/tests/auto/unit/qvideowidget/tst_qvideowidget.cpp
index 59816b4c..3c7db505 100644
--- a/tests/auto/unit/qvideowidget/tst_qvideowidget.cpp
+++ b/tests/auto/unit/qvideowidget/tst_qvideowidget.cpp
@@ -352,6 +352,9 @@ void tst_QVideoWidget::nullObject()
 
     QVERIFY(widget.sizeHint().isEmpty());
 
+    widget.show();
+    QTest::qWaitForWindowShown(&widget);
+
     widget.setFullScreen(true);
     QTest::qWaitForWindowShown(&widget);
     QCOMPARE(widget.isFullScreen(), true);
@@ -437,6 +440,9 @@ void tst_QVideoWidget::nullService()
 
     QVERIFY(widget.sizeHint().isEmpty());
 
+    widget.show();
+    QTest::qWaitForWindowShown(&widget);
+
     widget.setFullScreen(true);
     QTest::qWaitForWindowShown(&widget);
     QCOMPARE(widget.isFullScreen(), true);