diff --git a/src/libs/vtools/undocommands/savedetailoptions.cpp b/src/libs/vtools/undocommands/savedetailoptions.cpp
index 7c13657a7..4d6b2593c 100644
--- a/src/libs/vtools/undocommands/savedetailoptions.cpp
+++ b/src/libs/vtools/undocommands/savedetailoptions.cpp
@@ -59,7 +59,7 @@ void SaveDetailOptions::undo()
         {
            VToolDetail::AddNode(doc, domElement, oldDet.at(i));
         }
-        IncrementReferences(oldDet.getNodes());
+        IncrementReferences(oldDet.Missing(newDet));
         emit NeedLiteParsing(Document::LiteParse);
     }
     else