diff --git a/src/corelib/kernel/qobject_p.h b/src/corelib/kernel/qobject_p.h
index 6aea40cf4ab..5dfef786ec4 100644
--- a/src/corelib/kernel/qobject_p.h
+++ b/src/corelib/kernel/qobject_p.h
@@ -341,7 +341,7 @@ inline QMetaObject::Connection QObjectPrivate::connect(const typename QtPrivate:
     Q_STATIC_ASSERT_X((QtPrivate::AreArgumentsCompatible<typename SlotType::ReturnType, typename SignalType::ReturnType>::value),
                       "Return type of the slot is not compatible with the return type of the signal.");
 
-    const int *types = 0;
+    const int *types = nullptr;
     if (type == Qt::QueuedConnection || type == Qt::BlockingQueuedConnection)
         types = QtPrivate::ConnectionTypes<typename SignalType::Arguments>::types();