diff --git a/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/RemapEditorAnimation.cs b/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/RemapEditorAnimation.cs
index 714c35b66f..c4d6538f79 100644
--- a/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/RemapEditorAnimation.cs
+++ b/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/RemapEditorAnimation.cs
@@ -1,7 +1,11 @@
 using System.Collections.Generic;
 using System.Linq;
 using UnityEditor;
+#if UNITY_2020_1_OR_NEWER
+using UnityEditor.AssetImporters;
+#else
 using UnityEditor.Experimental.AssetImporters;
+#endif
 using UnityEngine;
 using VRMShaders;
 
diff --git a/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/RemapEditorBase.cs b/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/RemapEditorBase.cs
index 169e13a5a1..fa7da1138d 100644
--- a/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/RemapEditorBase.cs
+++ b/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/RemapEditorBase.cs
@@ -3,7 +3,11 @@
 using System.IO;
 using System.Linq;
 using UnityEditor;
+#if UNITY_2020_1_OR_NEWER
+using UnityEditor.AssetImporters;
+#else
 using UnityEditor.Experimental.AssetImporters;
+#endif
 using UnityEngine;
 using VRMShaders;
 
diff --git a/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/RemapScriptedImporterEditorBase.cs b/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/RemapScriptedImporterEditorBase.cs
index ee571362af..77a6d96948 100644
--- a/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/RemapScriptedImporterEditorBase.cs
+++ b/Assets/UniGLTF/Editor/UniGLTF/ScriptedImporter/RemapScriptedImporterEditorBase.cs
@@ -1,7 +1,11 @@
 using System.Collections.Generic;
 using System.Linq;
 using UnityEditor;
+#if UNITY_2020_1_OR_NEWER
+using UnityEditor.AssetImporters;
+#else
 using UnityEditor.Experimental.AssetImporters;
+#endif
 using UnityEngine;
 using VRMShaders;