diff --git a/docs/concepts/_backend_http.mdx b/docs/concepts/_backend_http.mdx
index 74be5931..1b06e694 100644
--- a/docs/concepts/_backend_http.mdx
+++ b/docs/concepts/_backend_http.mdx
@@ -1,5 +1,5 @@
 
-- `proxy` mode forwards requests received by the frontend to the target server ([more](/concepts/http.mdx))
+- `proxy` mode forwards requests received by the frontend to the target server ([more](/concepts/http.md))
 - `web` mode serves a target folder as a file index web page ([more](/concepts/files.md))
 - `drive` mode serves a target folder with WebDAV ([guide](/guides/drives.mdx))
 - `caddy` mode runs the built-in Caddy server with the targeted Caddyfile ([example](pathname:///simple_reverse_proxy.Caddyfile))