diff --git a/ops/update-deployments.md b/ops/update-deployments.md
index 31768b4..c199abc 100644
--- a/ops/update-deployments.md
+++ b/ops/update-deployments.md
@@ -425,6 +425,7 @@ Instructions to reset / update the deployments
 
   # login to container registry
   CONTAINER_REGISTRY_URL=container-registry.apps.vaasl.io
+  # For credentials: "cat /srv/service-provider/webapp-deployer/config.env | grep IMAGE_REGISTRY"
   CONTAINER_REGISTRY_USERNAME=
   CONTAINER_REGISTRY_PASSWORD=