diff --git a/src/qml/doc/src/cppintegration/definetypes.qdoc b/src/qml/doc/src/cppintegration/definetypes.qdoc
index 7f3ff416a1..0cce1895cb 100644
--- a/src/qml/doc/src/cppintegration/definetypes.qdoc
+++ b/src/qml/doc/src/cppintegration/definetypes.qdoc
@@ -691,7 +691,7 @@ public:
     QQmlListProperty<Message> messages();
 
 private:
-    QList<Message *> messages;
+    QList<Message *> m_messages;
 };
 \endcode