diff --git a/src/Editor/Undo/CSelectAllCommand.h b/src/Editor/Undo/CSelectAllCommand.h
index c8db0f8b..7002da35 100644
--- a/src/Editor/Undo/CSelectAllCommand.h
+++ b/src/Editor/Undo/CSelectAllCommand.h
@@ -19,9 +19,9 @@ public:
         , mpSelection(pSelection)
     {
         for (CSelectionIterator It(pSelection); It; ++It)
-            mOldSelection << *It;
+            mOldSelection.push_back(*It);
         for (CSceneIterator It(pScene, NodeFlags); It; ++It)
-            mNewSelection << *It;
+            mNewSelection.push_back(*It);
     }
 
     void undo() override { mpSelection->SetSelectedNodes(mOldSelection.DereferenceList()); }