diff --git a/docs/auth/service-to-service-auth--old.md b/docs/auth/service-to-service-auth--old.md
index 7cd5cf4ca0..8341d69341 100644
--- a/docs/auth/service-to-service-auth--old.md
+++ b/docs/auth/service-to-service-auth--old.md
@@ -1,5 +1,5 @@
 ---
-id: service-to-service-auth
+id: service-to-service-auth--old
 title: Service to Service Auth
 # prettier-ignore
 description: This section describes how to use service to service authentication, both internally within Backstage plugins and towards external services.