diff --git a/src/plugins/qmldesigner/components/componentcore/componentcore_constants.h b/src/plugins/qmldesigner/components/componentcore/componentcore_constants.h
index 1ef51816dc3..ce7952609ac 100644
--- a/src/plugins/qmldesigner/components/componentcore/componentcore_constants.h
+++ b/src/plugins/qmldesigner/components/componentcore/componentcore_constants.h
@@ -35,6 +35,7 @@ const char rootCategory[] = "";
 
 const char selectionCategory[] = "Selection";
 const char stackCategory[] = "Stack (z)";
+const char qmlPreviewCategory[] = "QmlPreview";
 const char editCategory[] = "Edit";
 const char anchorsCategory[] = "Anchors";
 const char positionCategory[] = "Position";
@@ -147,8 +148,9 @@ const char increaseIndexOfStackedContainerToolTip[] = QT_TRANSLATE_NOOP("QmlDesi
 const char decreaseIndexOfStackedContainerToolTip[] = QT_TRANSLATE_NOOP("QmlDesignerContextMenu", "Decrease index of stacked container.");
 const char addItemToStackedContainerToolTip[] = QT_TRANSLATE_NOOP("QmlDesignerContextMenu", "Add item to stacked container.");
 
-const int priorityFirst = 220;
-const int prioritySelectionCategory = 200;
+const int priorityFirst = 240;
+const int prioritySelectionCategory = 220;
+const int priorityQmlPreviewCategory = 200;
 const int priorityStackCategory = 180;
 const int priorityEditCategory = 160;
 const int priorityAnchorsCategory = 140;