diff --git a/zh-cn/application-dev/reference/apis/js-apis-bluetooth.md b/zh-cn/application-dev/reference/apis/js-apis-bluetooth.md
index 41ec777647d0152e8965f123b13466bc89cedcd3..0dee02f1250d67ccc0be39e220008359b7157e1c 100755
--- a/zh-cn/application-dev/reference/apis/js-apis-bluetooth.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-bluetooth.md
@@ -8,7 +8,7 @@
 
 ## 导入模块
 
-```
+```js
 import bluetooth from '@ohos.bluetooth';
 ```