diff --git a/src/dbus/qdbusvirtualobject.h b/src/dbus/qdbusvirtualobject.h
index 73a410d94e..1a96d900b4 100644
--- a/src/dbus/qdbusvirtualobject.h
+++ b/src/dbus/qdbusvirtualobject.h
@@ -52,7 +52,6 @@ QT_BEGIN_NAMESPACE
 class QDBusMessage;
 class QDBusConnection;
 
-class QDBusVirtualObjectPrivate;
 class Q_DBUS_EXPORT QDBusVirtualObject : public QObject
 {
     Q_OBJECT
@@ -64,7 +63,6 @@ public:
     virtual bool handleMessage(const QDBusMessage &message, const QDBusConnection &connection) = 0;
 
 private:
-    Q_DECLARE_PRIVATE(QDBusVirtualObject)
     Q_DISABLE_COPY(QDBusVirtualObject)
 };