diff --git a/zh-cn/application-dev/reference/apis/js-apis-fileio.md b/zh-cn/application-dev/reference/apis/js-apis-fileio.md
index bd6220ef2d71a5492081641cbf2eb5ffa77b0cef..4f84d933dfcb50712df9a05521cde4ede844df46 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-fileio.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-fileio.md
@@ -392,7 +392,7 @@ fsyncSync(fd: number): void
 
 - 示例：
   ```
-  fileio.fyncsSync)(fd);
+  fileio.fyncsSync(fd);
   ```