1 files changed, 2 insertions, 0 deletions
diff --git a/src/widgets/itemviews/qabstractitemview.h b/src/widgets/itemviews/qabstractitemview.h
index 82bc7cb9ae..8d712280d3 100644
--- a/src/widgets/itemviews/qabstractitemview.h
+++ b/src/widgets/itemviews/qabstractitemview.h
@@ -40,6 +40,7 @@
 #include <QtWidgets/qabstractitemdelegate.h>
 
 class tst_QAbstractItemView;
+class tst_QTreeView;
 
 QT_BEGIN_NAMESPACE
 
@@ -362,6 +363,7 @@ private:
 #endif
 
     friend class ::tst_QAbstractItemView;
+    friend class ::tst_QTreeView;
     friend class QTreeViewPrivate; // needed to compile with MSVC
     friend class QListModeViewBase;
     friend class QListViewPrivate;