diff --git a/zh-cn/application-dev/media/audio-recorder.md b/zh-cn/application-dev/media/audio-recorder.md
index 8c2bc3b74cb0e5ffee65fc4d62cc095e44273626..fdc08dad061492b743beb85783bd620a7bfbb89c 100644
--- a/zh-cn/application-dev/media/audio-recorder.md
+++ b/zh-cn/application-dev/media/audio-recorder.md
@@ -127,7 +127,7 @@ import mediaLibrary from '@ohos.multimedia.mediaLibrary'
 
 let testFdNumber;
 
-function SetCallBack(audioPlayer) {
+function SetCallBack(audioRecorder) {
     audioRecorder.on('prepare', () => {              								// 设置'prepare'事件回调
         console.log('prepare success');    
         // 录制界面可切换至已准备好，可点击录制按钮进行录制