diff --git a/zh-cn/application-dev/device/vibrator-guidelines.md b/zh-cn/application-dev/device/vibrator-guidelines.md
index 2da1934e2307d7fcdaea029b30b8482e3a73925d..eab504b8dc7648a341ca070872fb5e4f39bd685a 100644
--- a/zh-cn/application-dev/device/vibrator-guidelines.md
+++ b/zh-cn/application-dev/device/vibrator-guidelines.md
@@ -55,7 +55,7 @@
                ],
                "when": "inuse"
            }
-       },
+       }
    ]
    ```