diff --git a/bitnami/external-dns/README.md b/bitnami/external-dns/README.md
index 9cf3aad6743963..85781809349d95 100644
--- a/bitnami/external-dns/README.md
+++ b/bitnami/external-dns/README.md
@@ -180,6 +180,7 @@ helm install my-release \
 | `aws.evaluateTargetHealth`                          | When using the AWS provider, sets the evaluate target health flag (options: true, false)                                                                                                                          | `""`                           |
 | `aws.dynamodbTable`                                 | When using the AWS provider, sets the DynamoDB table name to use for dynamodb registry                                                                                                                            | `""`                           |
 | `aws.dynamodbRegion`                                | When using the AWS provider, sets the DynamoDB table region to use for dynamodb registry                                                                                                                          | `""`                           |
+| `aws.zoneMatchParent`                               | When using the AWS provider, lets a domain filter match subdomains within the same zone by using their parent domain                                                                                              | `false`                        |
 | `azure.secretName`                                  | When using the Azure provider, set the secret containing the `azure.json` file                                                                                                                                    | `""`                           |
 | `azure.cloud`                                       | When using the Azure provider, set the Azure Cloud                                                                                                                                                                | `""`                           |
 | `azure.resourceGroup`                               | When using the Azure provider, set the Azure Resource Group                                                                                                                                                       | `""`                           |