diff --git a/tests/auto/corelib/tools/qset/tst_qset.cpp b/tests/auto/corelib/tools/qset/tst_qset.cpp
index eaa1c018ba4..5ef1b44b6f7 100644
--- a/tests/auto/corelib/tools/qset/tst_qset.cpp
+++ b/tests/auto/corelib/tools/qset/tst_qset.cpp
@@ -922,7 +922,7 @@ void tst_QSet::makeSureTheComfortFunctionsCompile()
 void tst_QSet::initializerList()
 {
 #ifdef Q_COMPILER_INITIALIZER_LISTS
-    QSet<int> set{1, 2, 3, 4, 5};
+    QSet<int> set = {1, 1, 2, 3, 4, 5};
     QCOMPARE(set.count(), 5);
     QVERIFY(set.contains(1));
     QVERIFY(set.contains(2));