diff --git a/docs-cn/12-taos-sql/07-function.md b/docs-cn/12-taos-sql/07-function.md
index 993a1dac6e..331c2fc035 100644
--- a/docs-cn/12-taos-sql/07-function.md
+++ b/docs-cn/12-taos-sql/07-function.md
@@ -1,6 +1,6 @@
 ---
-sidebar_label: SQL 函数
-title: SQL 函数
+sidebar_label: 函数
+title: 函数
 toc_max_heading_level: 4
 ---
 
diff --git a/docs-en/12-taos-sql/07-function.md b/docs-en/12-taos-sql/07-function.md
index 6c45474b88..475575313d 100644
--- a/docs-en/12-taos-sql/07-function.md
+++ b/docs-en/12-taos-sql/07-function.md
@@ -1,5 +1,5 @@
 ---
-title: SQL Functions
+title: Functions
 toc_max_heading_level: 4
 ---