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 d1e009e1ca54fa4755664a07117303e6e4ba0a22..63bd5cc459609d185c0fa3b1d48ba2ca16ae597a 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';
 ```