diff --git a/README.md b/README.md
index 4da717f..86fb626 100644
--- a/README.md
+++ b/README.md
@@ -320,7 +320,7 @@ components:
 
 | Name | Source | Version |
 |------|--------|---------|
-| <a name="module_aurora_postgres_cluster"></a> [aurora\_postgres\_cluster](#module\_aurora\_postgres\_cluster) | cloudposse/rds-cluster/aws | 1.18.0 |
+| <a name="module_aurora_postgres_cluster"></a> [aurora\_postgres\_cluster](#module\_aurora\_postgres\_cluster) | cloudposse/rds-cluster/aws | 2.1.1 |
 | <a name="module_cluster"></a> [cluster](#module\_cluster) | cloudposse/label/null | 0.25.0 |
 | <a name="module_dns_gbl_delegated"></a> [dns\_gbl\_delegated](#module\_dns\_gbl\_delegated) | cloudposse/stack-config/yaml//modules/remote-state | 1.8.0 |
 | <a name="module_eks"></a> [eks](#module\_eks) | cloudposse/stack-config/yaml//modules/remote-state | 1.8.0 |
@@ -399,8 +399,8 @@ components:
 | <a name="input_name"></a> [name](#input\_name) | ID element. Usually the component or solution name, e.g. 'app' or 'jenkins'.<br/>This is the only ID element not also included as a `tag`.<br/>The "name" tag is set to the full `id` string. There is no tag with the value of the `name` input. | `string` | `null` | no |
 | <a name="input_namespace"></a> [namespace](#input\_namespace) | ID element. Usually an abbreviation of your organization name, e.g. 'eg' or 'cp', to help ensure generated IDs are globally unique | `string` | `null` | no |
 | <a name="input_performance_insights_enabled"></a> [performance\_insights\_enabled](#input\_performance\_insights\_enabled) | Whether to enable Performance Insights | `bool` | `false` | no |
+| <a name="input_promotion_tier"></a> [promotion\_tier](#input\_promotion\_tier) | Failover Priority setting on instance level. The reader who has lower tier has higher priority to get promoted to writer.<br/><br/>Readers in promotion tiers 0 and 1 scale at the same time as the writer. Readers in promotion tiers 2–15 scale independently from the writer. For more information, see: https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/aurora-serverless-v2.how-it-works.html#aurora-serverless-v2.how-it-works.scaling | `number` | `0` | no |
 | <a name="input_publicly_accessible"></a> [publicly\_accessible](#input\_publicly\_accessible) | Set true to make this database accessible from the public internet | `bool` | `false` | no |
-| <a name="input_promotion_tier"></a> [promotion\_tier](#input\_promotion_tier) | Failover Priority setting on instance level. The reader who has lower tier has higher priority to get promoted to writer.<br/><br/>Readers in promotion tiers 0 and 1 scale at the same time as the writer. Readers in promotion tiers 2–15 scale independently from the writer. For more information, see: https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/aurora-serverless-v2.how-it-works.html#aurora-serverless-v2.how-it-works.scaling | `number` | `0` | no |
 | <a name="input_rds_monitoring_interval"></a> [rds\_monitoring\_interval](#input\_rds\_monitoring\_interval) | The interval, in seconds, between points when enhanced monitoring metrics are collected for the DB instance. To disable collecting Enhanced Monitoring metrics, specify 0. The default is 0. Valid Values: 0, 1, 5, 10, 15, 30, 60 | `number` | `60` | no |
 | <a name="input_reader_dns_name_part"></a> [reader\_dns\_name\_part](#input\_reader\_dns\_name\_part) | Part of DNS name added to module and cluster name for DNS for cluster reader | `string` | `"reader"` | no |
 | <a name="input_regex_replace_chars"></a> [regex\_replace\_chars](#input\_regex\_replace\_chars) | Terraform regular expression (regex) string.<br/>Characters matching the regex will be removed from the ID elements.<br/>If not set, `"/[^a-zA-Z0-9-]/"` is used to remove all characters other than hyphens, letters and digits. | `string` | `null` | no |
diff --git a/src/README.md b/src/README.md
index d66c19a..8340b96 100644
--- a/src/README.md
+++ b/src/README.md
@@ -268,7 +268,7 @@ components:
 
 | Name | Source | Version |
 |------|--------|---------|
-| <a name="module_aurora_postgres_cluster"></a> [aurora\_postgres\_cluster](#module\_aurora\_postgres\_cluster) | cloudposse/rds-cluster/aws | 1.18.0 |
+| <a name="module_aurora_postgres_cluster"></a> [aurora\_postgres\_cluster](#module\_aurora\_postgres\_cluster) | cloudposse/rds-cluster/aws | 2.1.1 |
 | <a name="module_cluster"></a> [cluster](#module\_cluster) | cloudposse/label/null | 0.25.0 |
 | <a name="module_dns_gbl_delegated"></a> [dns\_gbl\_delegated](#module\_dns\_gbl\_delegated) | cloudposse/stack-config/yaml//modules/remote-state | 1.8.0 |
 | <a name="module_eks"></a> [eks](#module\_eks) | cloudposse/stack-config/yaml//modules/remote-state | 1.8.0 |
@@ -347,8 +347,8 @@ components:
 | <a name="input_name"></a> [name](#input\_name) | ID element. Usually the component or solution name, e.g. 'app' or 'jenkins'.<br/>This is the only ID element not also included as a `tag`.<br/>The "name" tag is set to the full `id` string. There is no tag with the value of the `name` input. | `string` | `null` | no |
 | <a name="input_namespace"></a> [namespace](#input\_namespace) | ID element. Usually an abbreviation of your organization name, e.g. 'eg' or 'cp', to help ensure generated IDs are globally unique | `string` | `null` | no |
 | <a name="input_performance_insights_enabled"></a> [performance\_insights\_enabled](#input\_performance\_insights\_enabled) | Whether to enable Performance Insights | `bool` | `false` | no |
+| <a name="input_promotion_tier"></a> [promotion\_tier](#input\_promotion\_tier) | Failover Priority setting on instance level. The reader who has lower tier has higher priority to get promoted to writer.<br/><br/>Readers in promotion tiers 0 and 1 scale at the same time as the writer. Readers in promotion tiers 2–15 scale independently from the writer. For more information, see: https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/aurora-serverless-v2.how-it-works.html#aurora-serverless-v2.how-it-works.scaling | `number` | `0` | no |
 | <a name="input_publicly_accessible"></a> [publicly\_accessible](#input\_publicly\_accessible) | Set true to make this database accessible from the public internet | `bool` | `false` | no |
-| <a name="input_promotion_tier"></a> [promotion\_tier](#input\_promotion_tier) | Failover Priority setting on instance level. The reader who has lower tier has higher priority to get promoted to writer.<br/><br/>Readers in promotion tiers 0 and 1 scale at the same time as the writer. Readers in promotion tiers 2–15 scale independently from the writer. For more information, see: https://docs.aws.amazon.com/AmazonRDS/latest/AuroraUserGuide/aurora-serverless-v2.how-it-works.html#aurora-serverless-v2.how-it-works.scaling | `number` | `0` | no |
 | <a name="input_rds_monitoring_interval"></a> [rds\_monitoring\_interval](#input\_rds\_monitoring\_interval) | The interval, in seconds, between points when enhanced monitoring metrics are collected for the DB instance. To disable collecting Enhanced Monitoring metrics, specify 0. The default is 0. Valid Values: 0, 1, 5, 10, 15, 30, 60 | `number` | `60` | no |
 | <a name="input_reader_dns_name_part"></a> [reader\_dns\_name\_part](#input\_reader\_dns\_name\_part) | Part of DNS name added to module and cluster name for DNS for cluster reader | `string` | `"reader"` | no |
 | <a name="input_regex_replace_chars"></a> [regex\_replace\_chars](#input\_regex\_replace\_chars) | Terraform regular expression (regex) string.<br/>Characters matching the regex will be removed from the ID elements.<br/>If not set, `"/[^a-zA-Z0-9-]/"` is used to remove all characters other than hyphens, letters and digits. | `string` | `null` | no |
@@ -395,3 +395,4 @@ components:
 
 
 [<img src="https://cloudposse.com/logo-300x69.svg" height="32" align="right"/>](https://cpco.io/homepage?utm_source=github&utm_medium=readme&utm_campaign=cloudposse-terraform-components/aws-aurora-postgres&utm_content=)
+