diff --git a/SUMMARY.md b/SUMMARY.md
index ac9626805..5dc75bf74 100644
--- a/SUMMARY.md
+++ b/SUMMARY.md
@@ -18,7 +18,7 @@
    * [User authentication](external_authentication.md)
        * [LDAP](ldap.md)
        * [GitHub](github.md)
-       * Built-in
+       * [Built-in](built-in.md)
 * [Installation](installation.md)
    * [XOA](xoa.md)
    * [From the sources](from_the_sources.md)