diff --git a/docs/documentation/cn/sql-reference/sql-functions/date-time-functions/date_format.md b/docs/documentation/cn/sql-reference/sql-functions/date-time-functions/date_format.md
index b99c575aaf..a4afa6002c 100644
--- a/docs/documentation/cn/sql-reference/sql-functions/date-time-functions/date_format.md
+++ b/docs/documentation/cn/sql-reference/sql-functions/date-time-functions/date_format.md
@@ -24,7 +24,7 @@ under the License.
 `VARCHAR DATE_FORMAT(DATETIME date, VARCHAR format)`
 
 
-将日期类型按照format的类型转化位字符串，
+将日期类型按照format的类型转化为字符串，
 当前支持最大128字节的字符串，如果返回值长度超过128，则返回NULL
 
 date 参数是合法的日期。format 规定日期/时间的输出格式。