diff --git a/docs/en/12-taos-sql/20-keywords.md b/docs/en/12-taos-sql/20-keywords.md
index 983d4f63c99d..36cbc0948fbe 100644
--- a/docs/en/12-taos-sql/20-keywords.md
+++ b/docs/en/12-taos-sql/20-keywords.md
@@ -180,6 +180,7 @@ The following list shows all reserved keywords:
 - MAX_DELAY
 - BWLIMIT
 - MAXROWS
+- MAX_SPEED
 - MERGE
 - META
 - MINROWS