diff --git a/qt6-after/qt6-migrated-benchmark/tests/test_mainwindow.cpp b/qt6-after/qt6-migrated-benchmark/tests/test_mainwindow.cpp
index 92010a0..b39a8c7 100644
--- a/qt6-after/qt6-migrated-benchmark/tests/test_mainwindow.cpp
+++ b/qt6-after/qt6-migrated-benchmark/tests/test_mainwindow.cpp
@@ -23,17 +23,17 @@ void TestMainWindowWidget::testMainWindowCreation()
 void TestMainWindowWidget::testWindowTitle()
 {
     MainWindow window;
-    QCOMPARE(window.windowTitle(), u"Qt6 Legacy Migration Benchmark"_s);
+    QCOMPARE(window.windowTitle(), QStringLiteral("Qt6 Legacy Migration Benchmark"));
 }
 
 void TestMainWindowWidget::testValidateInputMethod()
 {
     MainWindow window;
 
-    QVERIFY(window.validateInput(u"Test123"_s));
-    QVERIFY(window.validateInput(u"abc456"_s));
-    QVERIFY(!window.validateInput(u"123Test"_s));
-    QVERIFY(!window.validateInput(u""_s));
+    QVERIFY(window.validateInput(QStringLiteral("Test123")));
+    QVERIFY(window.validateInput(QStringLiteral("abc456")));
+    QVERIFY(!window.validateInput(QStringLiteral("123Test")));
+    QVERIFY(!window.validateInput(QStringLiteral("")));
 }
 
 void TestMainWindowWidget::testGetScreenInfo()
@@ -41,7 +41,7 @@ void TestMainWindowWidget::testGetScreenInfo()
     MainWindow window;
     QString info = window.getScreenInfo();
     QVERIFY(!info.isEmpty());
-    QVERIFY(info.contains(u"Screen:"_s));
+    QVERIFY(info.contains(QStringLiteral("Screen:")));
 }
 
 QTEST_MAIN(TestMainWindowWidget)