diff --git a/Assets/VRM10/Editor/VrmPreference.cs b/Assets/VRM/Editor/VrmPreference.cs
similarity index 96%
rename from Assets/VRM10/Editor/VrmPreference.cs
rename to Assets/VRM/Editor/VrmPreference.cs
index ca26b190b..ca7c1a3c0 100644
--- a/Assets/VRM10/Editor/VrmPreference.cs
+++ b/Assets/VRM/Editor/VrmPreference.cs
@@ -2,14 +2,14 @@ using UnityEngine;
 using UnityEditor;
 using System.Linq;
 
-namespace UniVRM10
+namespace VRM
 {
     public static class VrmInfo
     {
         const string KEY_STOP_VRMASSETPOSTPROCESSOR = "StopVrmAssetPostProcessor";
         const string ASSETPOSTPROCESSOR_STOP_SYMBOL = "VRM_STOP_ASSETPOSTPROCESSOR";
 
-        [PreferenceItem("UniVRM")]
+        [PreferenceItem("VRM0")]
         private static void OnPreferenceGUI()
         {
             EditorGUI.BeginChangeCheck();
diff --git a/Assets/VRM10/Editor/VrmPreference.cs.meta b/Assets/VRM/Editor/VrmPreference.cs.meta
similarity index 83%
rename from Assets/VRM10/Editor/VrmPreference.cs.meta
rename to Assets/VRM/Editor/VrmPreference.cs.meta
index c58d27cfd..76225e266 100644
--- a/Assets/VRM10/Editor/VrmPreference.cs.meta
+++ b/Assets/VRM/Editor/VrmPreference.cs.meta
@@ -1,5 +1,5 @@
 fileFormatVersion: 2
-guid: 470e88d5a064e7b4f829ab5fa8449d6e
+guid: e5b8946e673f54a47bc28160002646b0
 MonoImporter:
   externalObjects: {}
   serializedVersion: 2