diff --git a/src/plugins/qmldesigner/components/timelineeditor/preseteditor.cpp b/src/plugins/qmldesigner/components/timelineeditor/preseteditor.cpp
index 8ea7692e3d1..2ef68f24b48 100644
--- a/src/plugins/qmldesigner/components/timelineeditor/preseteditor.cpp
+++ b/src/plugins/qmldesigner/components/timelineeditor/preseteditor.cpp
@@ -348,18 +348,19 @@ void PresetList::contextMenuEvent(QContextMenuEvent *event)
     if (m_scope == QSettings::SystemScope)
         return;
 
-    QMenu menu;
+    auto *menu = new QMenu(this);
 
-    QAction *addAction = menu.addAction(tr("Add Preset"));
+    QAction *addAction = menu->addAction(tr("Add Preset"));
 
     connect(addAction, &QAction::triggered, [&]() { createItem(); });
 
     if (selectionModel()->hasSelection()) {
-        QAction *removeAction = menu.addAction(tr("Delete Selected Preset"));
+        QAction *removeAction = menu->addAction(tr("Delete Selected Preset"));
         connect(removeAction, &QAction::triggered, [&]() { removeSelectedItem(); });
     }
 
-    menu.exec(event->globalPos());
+    menu->exec(event->globalPos());
+    menu->deleteLater();
 }
 
 void PresetList::dataChanged(const QModelIndex &topLeft,
diff --git a/src/plugins/qmldesigner/components/timelineeditor/splineeditor.cpp b/src/plugins/qmldesigner/components/timelineeditor/splineeditor.cpp
index e6d6be4fb60..3431e5c7a7a 100644
--- a/src/plugins/qmldesigner/components/timelineeditor/splineeditor.cpp
+++ b/src/plugins/qmldesigner/components/timelineeditor/splineeditor.cpp
@@ -253,6 +253,7 @@ void SplineEditor::contextMenuEvent(QContextMenuEvent *e)
     });
 
     menu->exec(e->globalPos());
+    menu->deleteLater();
     e->accept();
 }