diff --git a/zh-cn/application-dev/device-usage-statistics/device-usage-statistics-overview.md b/zh-cn/application-dev/device-usage-statistics/device-usage-statistics-overview.md
index 62515f421c9527b53bb230fa59c11c598827e876..20e4025106a5790981bf0b934ab907f005732bc3 100644
--- a/zh-cn/application-dev/device-usage-statistics/device-usage-statistics-overview.md
+++ b/zh-cn/application-dev/device-usage-statistics/device-usage-statistics-overview.md
@@ -31,7 +31,7 @@
 
 1. 注册应用分组变化回调监听，当应用分组发生变化，会给所有已注册的应用返回变化信息
 
-- 解注册接口
+- 解除注册接口
 
 1. 解除注册应用分组变化回调监听