diff --git a/docs/middlewares.md b/docs/middlewares.md
index 319c17f..01c2dd9 100644
--- a/docs/middlewares.md
+++ b/docs/middlewares.md
@@ -13,6 +13,7 @@
       - [Custom](#custom)
       - [Cloudflare](#cloudflare)
     - [CIDR Whitelist](#cidr-whitelist)
+    - [Modify request or response](#modify-request-or-response)
       - [Set headers](#set-headers)
       - [Add headers](#add-headers)
       - [Hide headers](#hide-headers)
@@ -209,6 +210,8 @@ app1:
       field:
 ```
 
+### Modify request or response
+
 #### Set headers
 
 ```yaml