diff --git a/tests/auto/widgets/widgets/qcombobox/tst_qcombobox.cpp b/tests/auto/widgets/widgets/qcombobox/tst_qcombobox.cpp
index dc6ef789d7..fcf57790ef 100644
--- a/tests/auto/widgets/widgets/qcombobox/tst_qcombobox.cpp
+++ b/tests/auto/widgets/widgets/qcombobox/tst_qcombobox.cpp
@@ -849,7 +849,6 @@ void tst_QComboBox::autoCompletionCaseSensitivity()
     TestWidget topLevel;
     topLevel.show();
     QComboBox *testWidget = topLevel.comboBox();
-    QApplicationPrivate::setActiveWindow(&topLevel);
     testWidget->setFocus();
     QVERIFY(QTest::qWaitForWindowActive(&topLevel));
     QCOMPARE(qApp->focusWidget(), (QWidget *)testWidget);