diff --git a/zh-cn/application-dev/reference/apis/js-apis-audio.md b/zh-cn/application-dev/reference/apis/js-apis-audio.md
index b7bc68756d7360fa390de45ce2f04a64d350b85a..6b7fa6f55aaf5dcfec12e7f105cd9d82eefe3187 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-audio.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-audio.md
@@ -2989,7 +2989,7 @@ audio.getStreamManager((err, data) => {
 
 audioStreamManager.on('audioCapturerChange', (AudioCapturerChangeInfoArray) =>  {
   for (let i = 0; i < AudioCapturerChangeInfoArray.length; i++) {
-    console.info(`## CapChange on is called for element ${i} ##');
+    console.info(`## CapChange on is called for element ${i} ##`);
     console.info(`StreamId for ${i} is: ${AudioCapturerChangeInfoArray[i].streamId}`);
     console.info(`ClientUid for ${i} is: ${AudioCapturerChangeInfoArray[i].clientUid}`);
     console.info(`Source for ${i} is: ${AudioCapturerChangeInfoArray[i].capturerInfo.source}`);