diff --git a/Editor/Tools/VertexAOTool.cs b/Editor/Tools/VertexAOTool.cs
index f823a208..499d4c48 100644
--- a/Editor/Tools/VertexAOTool.cs
+++ b/Editor/Tools/VertexAOTool.cs
@@ -1166,6 +1166,7 @@ void FinalizeBake(List<MeshEntry> entries)
         void LoadFromMesh()
         {
             RestorePreview();
+            ClearResults();
 
             var entries = ctx.MeshEntries
                 .Where(e => e.include && e.renderer != null)