1 files changed, 1 insertions, 0 deletions
diff --git a/tools/designer/src/components/formeditor/qmdiarea_container.cpp b/tools/designer/src/components/formeditor/qmdiarea_container.cpp
index 5971094..5e266f4 100644
--- a/tools/designer/src/components/formeditor/qmdiarea_container.cpp
+++ b/tools/designer/src/components/formeditor/qmdiarea_container.cpp
@@ -105,6 +105,7 @@ void QMdiAreaContainer::positionNewMdiChild(const QWidget *area, QWidget *mdiChi
     const QPoint pos = mdiChild->pos();
     const QSize areaSize = area->size();
     switch (QApplication::layoutDirection()) {
+    case Qt::LayoutDirectionAuto:
     case Qt::LeftToRight: {
         const QSize fullSize = QSize(areaSize.width() - pos.x(), areaSize.height() - pos.y());
         if (fullSize.width() > MinSize && fullSize.height() > MinSize)