diff --git a/src/widgets/itemviews/qlistwidget.cpp b/src/widgets/itemviews/qlistwidget.cpp
index 176f72a471..ca7439b08c 100644
--- a/src/widgets/itemviews/qlistwidget.cpp
+++ b/src/widgets/itemviews/qlistwidget.cpp
@@ -463,7 +463,9 @@ void QListModel::itemChanged(QListWidgetItem *item, const QList<int> &roles)
 QStringList QListModel::mimeTypes() const
 {
     const QListWidget *view = qobject_cast<const QListWidget*>(QObject::parent());
-    return view->mimeTypes();
+    if (view)
+        return view->mimeTypes();
+    return {};
 }
 
 QMimeData *QListModel::internalMimeData()  const
diff --git a/src/widgets/itemviews/qtreewidget.cpp b/src/widgets/itemviews/qtreewidget.cpp
index a186a243fd..f5434100b9 100644
--- a/src/widgets/itemviews/qtreewidget.cpp
+++ b/src/widgets/itemviews/qtreewidget.cpp
@@ -738,7 +738,10 @@ QList<QTreeWidgetItem*>::iterator QTreeModel::sortedInsertionIterator(
 
 QStringList QTreeModel::mimeTypes() const
 {
-    return view()->mimeTypes();
+    auto v = view();
+    if (v)
+        return v->mimeTypes();
+    return {};
 }
 
 QMimeData *QTreeModel::internalMimeData()  const