diff --git a/charts/opensearch-cluster/README.md b/charts/opensearch-cluster/README.md
index 84dcd2bf..844f0e87 100644
--- a/charts/opensearch-cluster/README.md
+++ b/charts/opensearch-cluster/README.md
@@ -100,7 +100,7 @@ A Helm chart for OpenSearch Cluster
 | roles | list | `[]` | List of OpensearchRole. Check values.yaml file for examples. |
 | serviceAccount.annotations | object | `{}` | Service Account annotations |
 | serviceAccount.create | bool | `false` | Create Service Account |
-| serviceAccount.name | string | `""` | Service Account name |
+| serviceAccount.name | string | `""` | Service Account name. Set `general.serviceAccount` to use this Service Account for the Opensearch cluster |
 | tenants | list | `[]` | List of additional tenants. Check values.yaml file for examples. |
 | users | list | `[]` | List of OpensearchUser. Check values.yaml file for examples. |
 | usersRoleBinding | list | `[]` | Allows to link any number of users, backend roles and roles with a OpensearchUserRoleBinding. Each user in the binding will be granted each role Check values.yaml file for examples. |
diff --git a/charts/opensearch-cluster/values.yaml b/charts/opensearch-cluster/values.yaml
index acfb690d..5fd0b4ed 100644
--- a/charts/opensearch-cluster/values.yaml
+++ b/charts/opensearch-cluster/values.yaml
@@ -9,7 +9,7 @@ serviceAccount:
   # -- Create Service Account
   create: false
 
-  # -- Service Account name
+  # -- Service Account name. Set `general.serviceAccount` to use this Service Account for the Opensearch cluster
   name: ""
 
   # -- Service Account annotations
@@ -90,7 +90,7 @@ cluster:
     # -- Opensearch securityContext
     securityContext: {}
 
-    # -- Opensearch serviceAccount name
+    # -- Opensearch serviceAccount name. If Service Account doesn't exist it could be created by setting `serviceAccount.create` and `serviceAccount.name`
     serviceAccount: ""
 
     # -- Opensearch service name