diff --git a/postgres/app/helmrelease.yaml b/postgres/app/helmrelease.yaml
index a8894fc..97c2c3c 100644
--- a/postgres/app/helmrelease.yaml
+++ b/postgres/app/helmrelease.yaml
@@ -24,6 +24,8 @@ spec:
       strategy: rollback
       retries: 3
   values:
+    # check the complete configuration options at
+    # https://raw.githubusercontent.com/cloudnative-pg/charts/refs/tags/cluster-v0.3.1/charts/cluster/values.yaml
     type: postgresql
     mode: standalone
     version: