diff --git a/otc_metadata/data/documents/rfs-api-ref.yaml b/otc_metadata/data/documents/rfs-api-ref.yaml
index 77dbdcaf..4d26aede 100644
--- a/otc_metadata/data/documents/rfs-api-ref.yaml
+++ b/otc_metadata/data/documents/rfs-api-ref.yaml
@@ -1,6 +1,6 @@
 ---
 hc_location: api/aos
-environment: public
+environment: internal
 html_location: docs/rfs/api-ref
 link: /resource-formation-service/api-ref/
 pdf_enabled: true