diff --git a/Assets/VRM/UniHumanoid/Scripts/IO/BvhImporterContext.cs b/Assets/VRM/UniHumanoid/Scripts/IO/BvhImporterContext.cs
index 9bab1d45b..12d87d9a8 100644
--- a/Assets/VRM/UniHumanoid/Scripts/IO/BvhImporterContext.cs
+++ b/Assets/VRM/UniHumanoid/Scripts/IO/BvhImporterContext.cs
@@ -117,9 +117,6 @@ namespace UniHumanoid
             renderer.sharedMaterial = Material;
             Mesh = renderer.sharedMesh;
             Mesh.name = "box-man";
-
-            Root.AddComponent<BoneMapping>();
-
         }
 
         static Transform BuildHierarchy(Transform parent, BvhNode node, float toMeter)