diff --git a/src/index.js b/src/index.js
index 8e4f53c..cbd7a3c 100644
--- a/src/index.js
+++ b/src/index.js
@@ -256,7 +256,6 @@ if (typeof i18nUtils.initI18n === 'function') {
 if (typeof window !== 'undefined') {
   window.MeToast = enhancedMeToast;
   window.Met = enhancedMeToast;
-  window.metonaToast = enhancedMeToast;
   
   // Notification API — 页面不可见时自动发送系统通知
   enhancedMeToast._notify = (toast) => {
diff --git a/types/index.d.ts b/types/index.d.ts
index 2d6d33c..3cd6a62 100644
--- a/types/index.d.ts
+++ b/types/index.d.ts
@@ -1086,6 +1086,5 @@ declare global {
   interface Window {
     MeToast: MeToast;
     Met: MeToast;
-    metonaToast: MeToast;
   }
 }