diff --git a/hisysevent.yaml b/hisysevent.yaml
index 6b9f8e65817b5b720501c745b406f5cf487f3fd2..6fa40351922d4f51bb25ae37ea37cabe40e26ddd 100644
--- a/hisysevent.yaml
+++ b/hisysevent.yaml
@@ -18,4 +18,13 @@ FILE_BACKUP_EVENTS:
   PROC_NAME: {type: STRING, desc: proc name}
   BUNDLENAME: {type: STRING, desc: app bundlename}
   PID: {type: INT32, desc: process id}
-  TIME: {type: STRING, desc: trigger time}
\ No newline at end of file
+  TIME: {type: STRING, desc: trigger time}
+
+CLOUD_FILE_ACCESS_FAULT:
+  __BASE: {type: FAULT, level: CRITICAL, tag: BACKUP, desc: cloud file access fault}
+  BUNDLE_NAME: {type: STRING, desc: app bundlename}
+  FAULT_OPERATION: {type: UINT32, desc: fault operation}
+  FAULT_TYPE: {type: UINT32, desc: fault type}
+  FAULT_ERROR_CODE: {type: UINT32, desc: fault error code}
+  FUNCTION_NAME: {type: STRING, desc: function name}
+  MESSAGE: {type: STRING, desc: message}
\ No newline at end of file