diff --git a/Assets/VRM10/Editor/Components/Expression/ExpressionEditorBase.cs b/Assets/VRM10/Editor/Components/Expression/ExpressionEditorBase.cs
index ef66e85f9..ddb4ab1ad 100644
--- a/Assets/VRM10/Editor/Components/Expression/ExpressionEditorBase.cs
+++ b/Assets/VRM10/Editor/Components/Expression/ExpressionEditorBase.cs
@@ -99,10 +99,6 @@ namespace UniVRM10
                 m_renderer.Dispose();
                 m_renderer = null;
             }
-        }
-
-        protected virtual void OnDestroy()
-        {
             if (m_scene != null)
             {
                 //Debug.LogFormat("OnDestroy");