diff --git a/metadata.yaml b/metadata.yaml
index 67bde9029..27e6642af 100644
--- a/metadata.yaml
+++ b/metadata.yaml
@@ -963,6 +963,12 @@ categories:
     - service_title: Data Replication Service
       service_type: drs
       docs:
+        - html_location: docs/drs/api-ref
+          rst_location: api-ref/source
+          title: API Reference
+          type: api-ref
+          pdf_name: drs-api-ref
+          hc_location: api/drs
         - html_location: docs/drs/umn
           rst_location: umn/source
           title: User Guide