diff --git a/docs/zh/14-reference/06-taosdump.md b/docs/zh/14-reference/06-taosdump.md
index e35b2a0b03..8972e587b0 100644
--- a/docs/zh/14-reference/06-taosdump.md
+++ b/docs/zh/14-reference/06-taosdump.md
@@ -106,7 +106,7 @@ Usage: taosdump [OPTION...] dbname [tbname ...]
                              use letter and number only. Default is NOT.
   -n, --no-escape            No escape char '`'. Default is using it.
   -Q, --dot-replace          Repalce dot character with underline character in
-                             the table name.
+                             the table name.(Version 2.5.3)
   -T, --thread-num=THREAD_NUM   Number of thread for dump in file. Default is
                              8.
   -C, --cloud=CLOUD_DSN      specify a DSN to access TDengine cloud service