# `AWSConfigRemediation-ModifyRedshiftClusterMaintenanceSettings`
<a name="automation-aws-modify-redshift-maintenance"></a>

 **Description** 

 The `AWSConfigRemediation-ModifyRedshiftClusterMaintenanceSettings` runbook modifies the maintenance settings for the Amazon Redshift cluster you specify. 

 [Run this Automation (console)](https://console.aws.amazon.com/systems-manager/automation/execute/AWSConfigRemediation-ModifyRedshiftClusterMaintenanceSettings) 

**Document type**

Automation

**Owner**

Amazon

**Platforms**

Databases

**Parameters**
+ AllowVersionUpgrade

  Type: Boolean

   Description: (Required) If set to `true` , major version upgrades are applied automatically to the cluster during the maintenance window. 
+ AutomationAssumeRole

  Type: String

  Description: (Required) The Amazon Resource Name (ARN) of the AWS Identity and Access Management (IAM) role that allows Systems Manager Automation to perform the actions on your behalf.
+ AutomatedSnapshotRetentionPeriod

  Type: Integer

  Valid values: 1-35

  Description: (Required) The number of days automated snapshots are retained.
+ ClusterIdentifier

  Type: String

  Description: (Required) The unique identifier of the cluster you want to enable enhanced VPC routing on.
+ PreferredMaintenanceWindow

  Type: String

  Description: (Required) The weekly time range (in UTC) during which system maintenance can occur.

**Required IAM permissions**

The `AutomationAssumeRole` parameter requires the following actions to use the runbook successfully.
+  `ssm:StartAutomationExecution` 
+  `ssm:GetAutomationExecution` 
+  `redshift:DescribeClusters` 
+  `redshift:ModifyCluster` 

 **Document Steps** 
+  `aws:executeAwsApi` - Modifies the maintenance settings for the cluster specified in the `ClusterIdentifier` parameter. 
+  `aws:assertAwsResourceProperty` - Confirms the modified maintenance settings were configured for the cluster.