diff --git a/zh-cn/application-dev/reference/apis/js-apis-update.md b/zh-cn/application-dev/reference/apis/js-apis-update.md
index 4d1aa7ac1986905e00613540ca932a9e10b2bb92..e60abcd85ced6e0bda1b55c5974b5a2a8f831659 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-update.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-update.md
@@ -349,7 +349,7 @@ updater.getCurrentVersionInfo().then(info => {
 
 ###  getCurrentVersionDescription
 
-getCurrentVersionDescription(descriptionOptions: DescriptionOptions, callback: AsyncCallback\<Array\<ComponentDescription>>): void;
+getCurrentVersionDescription(descriptionOptions: DescriptionOptions, callback: AsyncCallback\<Array\<ComponentDescription>>): void
 
 获取当前版本描述文件。使用callback异步回调。
 
@@ -381,7 +381,7 @@ updater.getCurrentVersionDescription(descriptionOptions, (err, info) => {
 
 ### getCurrentVersionDescription
 
-getCurrentVersionDescription(descriptionOptions: DescriptionOptions): Promise\<Array\<ComponentDescription>>;
+getCurrentVersionDescription(descriptionOptions: DescriptionOptions): Promise\<Array\<ComponentDescription>>
 
 获取当前版本描述文件。使用Promise异步回调。
 
@@ -419,7 +419,7 @@ updater.getCurrentVersionDescription(descriptionOptions).then(info => {
 
 ###  getTaskInfo
 
-getCurrentVersionDescription(descriptionOptions: DescriptionOptions): Promise<Array<ComponentDescription>>;
+getTaskInfo(callback: AsyncCallback\<TaskInfo>): void
 
 获取升级任务信息。使用callback异步回调。