diff --git a/interfaces/kits/js/src/mod_fs/ani/ets/@ohos.file.fs.ets b/interfaces/kits/js/src/mod_fs/ani/ets/@ohos.file.fs.ets
index c2294a03da6d88073aed6ef32c259f47017b0ee0..69adab81e88f3a2f830e230c591b13fd093e33a2 100644
--- a/interfaces/kits/js/src/mod_fs/ani/ets/@ohos.file.fs.ets
+++ b/interfaces/kits/js/src/mod_fs/ani/ets/@ohos.file.fs.ets
@@ -753,7 +753,8 @@ class fileIo {
     });
   }
 
-  static write(fd: number, buffer: string | ArrayBuffer, options: WriteOptions, callback: AsyncCallback<number, void>): void {
+  static write(fd: number, buffer: string | ArrayBuffer, options: WriteOptions,
+    callback: AsyncCallback<number, void>): void {
     let promise = taskpool.execute(fileIo.writeSync1, fd, buffer, options);
     promise.then((ret: NullishType): void => {
       let err = new BusinessError<void>(-1, "");