diff --git a/zh-cn/application-dev/reference/apis/js-apis-pasteboard.md b/zh-cn/application-dev/reference/apis/js-apis-pasteboard.md
index c81dbac17086f8c9e3d1947edb43741e7294aef2..d70a37d429d98dbe4bc1478939fe8b8165cdead5 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-pasteboard.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-pasteboard.md
@@ -914,7 +914,7 @@ on(type:  'update', callback: () =>void ): void
 
   ```js
   var systemPasteboard = pasteboard.getSystemPasteboard();
-  var listener = () = > {
+  var listener = () => {
       console.info('The system pasteboard has changed');
   };
   systemPasteboard.on('update', listener);
@@ -938,7 +938,7 @@ off(type:  'update', callback?: () =>void ): void
 **示例**
 
   ```js
-  let listener = () = > {
+  let listener = () => {
       console.info('The system pasteboard has changed');
   };
   systemPasteboard.off('update', listener);