diff --git a/Assets/VRM/UniVRM/Scripts/BlendShape/Editor/BlendShapeClipDrawer.cs b/Assets/VRM/UniVRM/Scripts/BlendShape/Editor/BlendShapeClipDrawer.cs
index 822a5a09f..646c8c4d7 100644
--- a/Assets/VRM/UniVRM/Scripts/BlendShape/Editor/BlendShapeClipDrawer.cs
+++ b/Assets/VRM/UniVRM/Scripts/BlendShape/Editor/BlendShapeClipDrawer.cs
@@ -26,7 +26,7 @@ namespace VRM
 
                 position.height = EditorGUIUtility.singleLineHeight;
 
-                var halfWidth = position.width * 0.5f;
+                //var halfWidth = position.width * 0.5f;
 
                 var rect = new Rect(position.x + ThumbnailSize, position.y, position.width - ThumbnailSize, position.height);
                 EditorGUI.PropertyField(rect, property);
diff --git a/Assets/VRM/UniVRM/Scripts/BlendShape/Editor/BlendShapeClipEditor.cs b/Assets/VRM/UniVRM/Scripts/BlendShape/Editor/BlendShapeClipEditor.cs
index 440797e73..2821163e2 100644
--- a/Assets/VRM/UniVRM/Scripts/BlendShape/Editor/BlendShapeClipEditor.cs
+++ b/Assets/VRM/UniVRM/Scripts/BlendShape/Editor/BlendShapeClipEditor.cs
@@ -95,9 +95,10 @@ namespace VRM
                 m_isBinaryProp = serializedObject.FindProperty("IsBinary");
             }
 
-            int thumbnailSize = 96;
             EditorGUILayout.BeginHorizontal();
+
             /*
+            int thumbnailSize = 96;
             var objectReferenceValue = EditorGUILayout.ObjectField(m_thumbnailProp.objectReferenceValue, typeof(Texture), false,
                 GUILayout.Width(thumbnailSize), GUILayout.Height(thumbnailSize));
             if (m_thumbnailProp.objectReferenceValue != objectReferenceValue)
diff --git a/Assets/VRM/UniVRM/Scripts/BlendShape/Editor/SerializedBlendShapeClipEditor.cs b/Assets/VRM/UniVRM/Scripts/BlendShape/Editor/SerializedBlendShapeClipEditor.cs
index 13d190e52..17112291f 100644
--- a/Assets/VRM/UniVRM/Scripts/BlendShape/Editor/SerializedBlendShapeClipEditor.cs
+++ b/Assets/VRM/UniVRM/Scripts/BlendShape/Editor/SerializedBlendShapeClipEditor.cs
@@ -36,7 +36,7 @@ namespace VRM
         #endregion
 
         #region  Editor values
-        float m_previewSlider = 1.0f;
+        //float m_previewSlider = 1.0f;
 
         bool m_changed;