--- a/src/document.ui	Sun Aug 29 20:39:55 2021 +0300
+++ b/src/document.ui	Sun Aug 29 21:28:08 2021 +0300
@@ -46,7 +46,7 @@
        </property>
       </widget>
      </widget>
-     <widget class="QFrame" name="objectEditorFrame">
+     <widget class="QStackedWidget" name="toolWidgetStack">
       <property name="frameShape">
        <enum>QFrame::StyledPanel</enum>
       </property>