diff --git a/templates/compose/bluesky-pds.yaml b/templates/compose/bluesky-pds.yaml
index 3ddc9d608..de764f08c 100644
--- a/templates/compose/bluesky-pds.yaml
+++ b/templates/compose/bluesky-pds.yaml
@@ -12,7 +12,7 @@ services:
       - pds-data:/pds
     environment:
       - SERVICE_URL_PDS_3000
-      - 'PDS_HOSTNAME=${SERVICE_FQDN_PDS_3000}'
+      - 'PDS_HOSTNAME=${SERVICE_FQDN_PDS}'
       - 'PDS_JWT_SECRET=${SERVICE_HEX_32_JWTSECRET}'
       - 'PDS_ADMIN_PASSWORD=${SERVICE_PASSWORD_ADMIN}'
       - 'PDS_ADMIN_EMAIL=${PDS_ADMIN_EMAIL}'