diff --git a/tests/auto/widgets/dialogs/qfiledialog/tst_qfiledialog.cpp b/tests/auto/widgets/dialogs/qfiledialog/tst_qfiledialog.cpp
index e61c61ddfd5..d182d2edecf 100644
--- a/tests/auto/widgets/dialogs/qfiledialog/tst_qfiledialog.cpp
+++ b/tests/auto/widgets/dialogs/qfiledialog/tst_qfiledialog.cpp
@@ -1360,6 +1360,7 @@ void tst_QFiledialog::widgetlessNativeDialog()
     QVERIFY(!model);
     QPushButton *button = fd.findChild<QPushButton*>();
     QVERIFY(!button);
+    QApplication::setAttribute(Qt::AA_DontUseNativeDialogs, true);
 }
 
 void tst_QFiledialog::selectedFilesWithoutWidgets()