diff --git a/terraform/iaas-cluster-deployment-tf/README.md b/terraform/iaas-cluster-deployment-tf/README.md
index c5431b3..f6fbb12 100644
--- a/terraform/iaas-cluster-deployment-tf/README.md
+++ b/terraform/iaas-cluster-deployment-tf/README.md
@@ -68,7 +68,7 @@ No modules.
 |------|-------------|------|---------|:--------:|
 | <a name="input_aws-cloud-account-name"></a> [aws-cloud-account-name](#input\_aws-cloud-account-name) | The name of your AWS account as assigned in Palette | `string` | `""` | no |
 | <a name="input_aws-key-pair-name"></a> [aws-key-pair-name](#input\_aws-key-pair-name) | The name of the AWS key pair to use for SSH access to the cluster. Refer to [EC2 Key Pairs](https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-key-pairs.html) to learn more. | `string` | `""` | no |
-| <a name="input_aws-region"></a> [aws-region](#input\_aws-region) | AWS region | `string` | n/a | yes |
+| <a name="input_aws-region"></a> [aws-region](#input\_aws-region) | AWS region | `string` | `"us-east-1"` | yes |
 | <a name="input_aws_master_nodes"></a> [aws\_master\_nodes](#input\_aws\_master\_nodes) | AWS master nodes configuration. | <pre>object({<br>    count              = string<br>    control_plane      = bool<br>    instance_type      = string<br>    disk_size_gb       = string<br>    availability_zones = list(string)<br>  })</pre> | <pre>{<br>  "availability_zones": [<br>    "us-east-1a"<br>  ],<br>  "control_plane": true,<br>  "count": "1",<br>  "disk_size_gb": "60",<br>  "instance_type": "m4.2xlarge"<br>}</pre> | no |
 | <a name="input_aws_worker_nodes"></a> [aws\_worker\_nodes](#input\_aws\_worker\_nodes) | AWS worker nodes configuration. | <pre>object({<br>    count              = string<br>    control_plane      = bool<br>    instance_type      = string<br>    disk_size_gb       = string<br>    availability_zones = list(string)<br>  })</pre> | <pre>{<br>  "availability_zones": [<br>    "us-east-1a"<br>  ],<br>  "control_plane": false,<br>  "count": "1",<br>  "disk_size_gb": "60",<br>  "instance_type": "m4.2xlarge"<br>}</pre> | no |
 | <a name="input_azure-cloud-account-name"></a> [azure-cloud-account-name](#input\_azure-cloud-account-name) | The name of your Azure account as assigned in Palette | `string` | `""` | no |
diff --git a/terraform/iaas-cluster-update-tf/README.md b/terraform/iaas-cluster-update-tf/README.md
index 7fa6240..91bbbdc 100644
--- a/terraform/iaas-cluster-update-tf/README.md
+++ b/terraform/iaas-cluster-update-tf/README.md
@@ -85,7 +85,7 @@ No modules.
 | <a name="input_aws-cloud-account-name"></a> [aws-cloud-account-name](#input\_aws-cloud-account-name) | The name of your AWS account as assigned in Palette | `string` | `""` | no |
 | <a name="input_aws-key-pair-name"></a> [aws-key-pair-name](#input\_aws-key-pair-name) | The name of the AWS key pair to use for SSH access to the cluster. Refer to [EC2 Key Pairs](https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ec2-key-pairs.html) to learn more. | `string` | `""` | no |
 | <a name="input_aws-hello-universe-api-uri"></a> [aws-hello-universe-api-uri](#input\_aws-hello-universe-api-uri) | The URI of the `hello-universe-api` service deployed to AWS. | `string` | `"http://REPLACE_ME:3000"` | no |
-| <a name="input_aws-region"></a> [aws-region](#input\_aws-region) | AWS region | `string` | n/a | yes |
+| <a name="input_aws-region"></a> [aws-region](#input\_aws-region) | AWS region | `string` | `"us-east-1"` | yes |
 | <a name="input_aws_master_nodes"></a> [aws\_master\_nodes](#input\_aws\_master\_nodes) | AWS master nodes configuration. | <pre>object({<br>    count              = string<br>    control_plane      = bool<br>    instance_type      = string<br>    disk_size_gb       = string<br>    availability_zones = list(string)<br>  })</pre> | <pre>{<br>  "availability_zones": [<br>    "us-east-1a"<br>  ],<br>  "control_plane": true,<br>  "count": "1",<br>  "disk_size_gb": "60",<br>  "instance_type": "m4.2xlarge"<br>}</pre> | no |
 | <a name="input_aws_worker_nodes"></a> [aws\_worker\_nodes](#input\_aws\_worker\_nodes) | AWS worker nodes configuration. | <pre>object({<br>    count              = string<br>    control_plane      = bool<br>    instance_type      = string<br>    disk_size_gb       = string<br>    availability_zones = list(string)<br>  })</pre> | <pre>{<br>  "availability_zones": [<br>    "us-east-1a"<br>  ],<br>  "control_plane": false,<br>  "count": "1",<br>  "disk_size_gb": "60",<br>  "instance_type": "m4.2xlarge"<br>}</pre> | no |
 | <a name="input_azure-cloud-account-name"></a> [azure-cloud-account-name](#input\_azure-cloud-account-name) | The name of your Azure account as assigned in Palette | `string` | `""` | no |