diff --git a/docs/en/14-reference/03-taos-sql/04-stable.md b/docs/en/14-reference/03-taos-sql/04-stable.md
index ea8fb42956..73b1c0728e 100644
--- a/docs/en/14-reference/03-taos-sql/04-stable.md
+++ b/docs/en/14-reference/03-taos-sql/04-stable.md
@@ -20,8 +20,7 @@ table_options:
 
 table_option: {
     COMMENT 'string_value'
-  | SMA(col_name [, col_name] ...)
-  | TTL value
+  | SMA(col_name [, col_name] ...)  
 }
 
 ```
diff --git a/docs/zh/14-reference/03-taos-sql/04-stable.md b/docs/zh/14-reference/03-taos-sql/04-stable.md
index badd08cd57..97e2b95089 100644
--- a/docs/zh/14-reference/03-taos-sql/04-stable.md
+++ b/docs/zh/14-reference/03-taos-sql/04-stable.md
@@ -20,8 +20,7 @@ table_options:
 
 table_option: {
     COMMENT 'string_value'
-  | SMA(col_name [, col_name] ...)
-  | TTL value
+  | SMA(col_name [, col_name] ...)  
 }
 ```