diff --git a/api/@ohos.file.cloudSync.d.ts b/api/@ohos.file.cloudSync.d.ts
index 59e8548976f40664a777a371b1436eb3782eaf1f..2f85ed87bbcc532006fba5fee3ce5ba7f83af84a 100644
--- a/api/@ohos.file.cloudSync.d.ts
+++ b/api/@ohos.file.cloudSync.d.ts
@@ -161,6 +161,14 @@ declare namespace cloudSync {
      * @arkts 1.1&1.2
      */
     DEVICE_TEMPERATURE_TOO_HIGH = 7,
+    /**
+     * Synchronization aborted due to remote server is abnormal.
+     *
+     * @syscap SystemCapability.FileManagement.DistributedFileService.CloudSync.Core
+     * @since 20
+     * @arkts 1.1&1.2
+     */
+    REMOTE_SERVER_ABNORMAL = 8,
     
   }