1 files changed, 7 insertions, 2 deletions
diff --git a/src/client/qwaylanddatadevice_p.h b/src/client/qwaylanddatadevice_p.h
index ef82d84dd..a80312c94 100644
--- a/src/client/qwaylanddatadevice_p.h
+++ b/src/client/qwaylanddatadevice_p.h
@@ -48,12 +48,15 @@
 
 QT_BEGIN_NAMESPACE
 
-class QWaylandDisplay;
 class QMimeData;
+class QWindow;
+
+namespace QtWaylandClient {
+
+class QWaylandDisplay;
 class QWaylandDataDeviceManager;
 class QWaylandDataOffer;
 class QWaylandDataSource;
-class QWindow;
 class QWaylandInputDevice;
 class QWaylandWindow;
 
@@ -99,6 +102,8 @@ private:
     QScopedPointer<QWaylandDataSource> m_dragSource;
 };
 
+}
+
 QT_END_NAMESPACE
 
 #endif // QWAYLANDDATADEVICE_H