diff --git a/Polyhedron/demo/Polyhedron/MainWindow.cpp b/Polyhedron/demo/Polyhedron/MainWindow.cpp
index fb07a0197c9..3d71294a87b 100644
--- a/Polyhedron/demo/Polyhedron/MainWindow.cpp
+++ b/Polyhedron/demo/Polyhedron/MainWindow.cpp
@@ -2662,7 +2662,7 @@ QString MainWindow::get_item_stats()
       QString classname = item->property("classname").toString();
       if(classname.isEmpty())
          classname = item->metaObject()->className();
-      if(classnames.at(i).contains(classname))
+      if(classnames.at(i) == classname)
       {
         items[i] << s_item;
         break;
diff --git a/Polyhedron/demo/Polyhedron/Scene_polyhedron_selection_item.cpp b/Polyhedron/demo/Polyhedron/Scene_polyhedron_selection_item.cpp
index 16b3f240055..94741aac6a7 100644
--- a/Polyhedron/demo/Polyhedron/Scene_polyhedron_selection_item.cpp
+++ b/Polyhedron/demo/Polyhedron/Scene_polyhedron_selection_item.cpp
@@ -94,7 +94,7 @@ struct Scene_polyhedron_selection_item_priv{
     item(parent)
   {
     filtered_graph = nullptr;
-    item->setProperty("classname", QString("surface_mesh"));
+    item->setProperty("classname", QString("surface_mesh_selection"));
     keep_selection_valid = Scene_polyhedron_selection_item::None;
   }