diff --git a/crates/oxide_builtins/src/error.rs b/crates/oxide_builtins/src/error.rs
index 80dc5584..dd04eb23 100644
--- a/crates/oxide_builtins/src/error.rs
+++ b/crates/oxide_builtins/src/error.rs
@@ -41,19 +41,9 @@ pub fn create_kind_error<H: VmHost>(host: &mut H, kind: &str, msg: &str) -> JsVa
         .alloc(JsObject::new_empty(EMPTY_SHAPE_ID, JsValue::from_js_object(proto_ptr)));
     let sf = Arc::clone(host.kernel_core().perm_interner());
     let sh = Arc::clone(host.kernel_core().shape_forge());
-    // 设置 .name = kind (ES spec: Error.prototype.name)
-    {
-        let si_name = sf.intern("name").0;
-        let shape = sh.make_shape(EMPTY_SHAPE_ID, si_name);
-        let name_val = host.new_string(kind);
-        unsafe {
-            (*obj).set_shape_id(shape);
-            (*obj).push_prop(name_val);
-        }
-    }
     if !msg.is_empty() {
         let si_msg = sf.intern("message").0;
-        let shape = sh.make_shape(unsafe { (*obj).shape_id() }, si_msg);
+        let shape = sh.make_shape(EMPTY_SHAPE_ID, si_msg);
         let msg_val = host.new_string(msg);
         unsafe {
             (*obj).set_shape_id(shape);