diff --git a/src/Gui/Tree.cpp b/src/Gui/Tree.cpp
index 4a65c59421..655fd41dc6 100644
--- a/src/Gui/Tree.cpp
+++ b/src/Gui/Tree.cpp
@@ -620,7 +620,6 @@ TreeWidget::TreeWidget(const char* name, QWidget* parent)
 
     this->setDragEnabled(true);
     this->setAcceptDrops(true);
-    this->setDragDropMode(QTreeWidget::InternalMove);
     this->setColumnCount(3);
     this->setItemDelegate(new TreeWidgetItemDelegate(this));
     this->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);