From 623e6e7c2f6ae415ca34eab0333ec1d6d16ca898 Mon Sep 17 00:00:00 2001
From: wade zhang <95411902+gccgdb1234@users.noreply.github.com>
Date: Fri, 5 May 2023 14:22:29 +0800
Subject: [PATCH] Update 09-udf.md

---
 docs/en/07-develop/09-udf.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/en/07-develop/09-udf.md b/docs/en/07-develop/09-udf.md
index aef845d3ce..a7753647e3 100644
--- a/docs/en/07-develop/09-udf.md
+++ b/docs/en/07-develop/09-udf.md
@@ -387,5 +387,5 @@ The `pyl2norm` function finds the second-order norm for all data in the input co
 
 </details>
 
-## Manage and Use User-Defined Functions
+## Manage and Use UDF
 You need to add UDF to TDengine before using it in SQL queries. For more information about how to manage UDF and how to invoke UDF, please see [Manage and Use UDF](../12-taos-sql/26-udf.md).