diff --git a/README.md b/README.md
index 5d372b53..64be5520 100644
--- a/README.md
+++ b/README.md
@@ -531,7 +531,7 @@ Available targets:
 | <a name="input_origin_shield_enabled"></a> [origin\_shield\_enabled](#input\_origin\_shield\_enabled) | If enabled, origin shield will be enabled for the default origin | `bool` | `false` | no |
 | <a name="input_origin_ssl_protocols"></a> [origin\_ssl\_protocols](#input\_origin\_ssl\_protocols) | The SSL/TLS protocols that you want CloudFront to use when communicating with your origin over HTTPS. | `list(string)` | <pre>[<br>  "TLSv1",<br>  "TLSv1.1",<br>  "TLSv1.2"<br>]</pre> | no |
 | <a name="input_override_origin_bucket_policy"></a> [override\_origin\_bucket\_policy](#input\_override\_origin\_bucket\_policy) | When using an existing origin bucket (through var.origin\_bucket), setting this to 'false' will make it so the existing bucket policy will not be overriden | `bool` | `true` | no |
-| <a name="input_parent_zone_id"></a> [parent\_zone\_id](#input\_parent\_zone\_id) | ID of the hosted zone to contain this record (or specify `parent_zone_name`). Requires `dns_alias_enabled` set to true | `string` | `""` | no |
+| <a name="input_parent_zone_id"></a> [parent\_zone\_id](#input\_parent\_zone\_id) | ID of the hosted zone to contain this record (or specify `parent_zone_name`). Requires `dns_alias_enabled` set to true | `string` | `null` | no |
 | <a name="input_parent_zone_name"></a> [parent\_zone\_name](#input\_parent\_zone\_name) | Name of the hosted zone to contain this record (or specify `parent_zone_id`). Requires `dns_alias_enabled` set to true | `string` | `""` | no |
 | <a name="input_price_class"></a> [price\_class](#input\_price\_class) | Price class for this distribution: `PriceClass_All`, `PriceClass_200`, `PriceClass_100` | `string` | `"PriceClass_100"` | no |
 | <a name="input_query_string_cache_keys"></a> [query\_string\_cache\_keys](#input\_query\_string\_cache\_keys) | When `forward_query_string` is enabled, only the query string keys listed in this argument are cached (incompatible with `cache_policy_id`) | `list(string)` | `[]` | no |
@@ -594,9 +594,9 @@ Check out these related projects.
 >
 > Use Cloud Posse's ready-to-go [terraform architecture blueprints](https://cloudposse.com/reference-architecture/) for AWS to get up and running quickly.
 >
-> ✅ We build it with you.<br/>
-> ✅ You own everything.<br/>
-> ✅ Your team wins.<br/>
+> ✅ We build it together with your team.<br/>
+> ✅ Your team owns everything.<br/>
+> ✅ 100% Open Source and backed by fanatical support.<br/>
 >
 > <a href="https://cpco.io/commercial-support?utm_source=github&utm_medium=readme&utm_campaign=cloudposse/terraform-aws-cloudfront-s3-cdn&utm_content=commercial_support"><img alt="Request Quote" src="https://img.shields.io/badge/request%20quote-success.svg?style=for-the-badge"/></a>
 > <details><summary>📚 <strong>Learn More</strong></summary>
diff --git a/docs/terraform.md b/docs/terraform.md
index 348617a3..9364f17a 100644
--- a/docs/terraform.md
+++ b/docs/terraform.md
@@ -137,7 +137,7 @@
 | <a name="input_origin_shield_enabled"></a> [origin\_shield\_enabled](#input\_origin\_shield\_enabled) | If enabled, origin shield will be enabled for the default origin | `bool` | `false` | no |
 | <a name="input_origin_ssl_protocols"></a> [origin\_ssl\_protocols](#input\_origin\_ssl\_protocols) | The SSL/TLS protocols that you want CloudFront to use when communicating with your origin over HTTPS. | `list(string)` | <pre>[<br>  "TLSv1",<br>  "TLSv1.1",<br>  "TLSv1.2"<br>]</pre> | no |
 | <a name="input_override_origin_bucket_policy"></a> [override\_origin\_bucket\_policy](#input\_override\_origin\_bucket\_policy) | When using an existing origin bucket (through var.origin\_bucket), setting this to 'false' will make it so the existing bucket policy will not be overriden | `bool` | `true` | no |
-| <a name="input_parent_zone_id"></a> [parent\_zone\_id](#input\_parent\_zone\_id) | ID of the hosted zone to contain this record (or specify `parent_zone_name`). Requires `dns_alias_enabled` set to true | `string` | `""` | no |
+| <a name="input_parent_zone_id"></a> [parent\_zone\_id](#input\_parent\_zone\_id) | ID of the hosted zone to contain this record (or specify `parent_zone_name`). Requires `dns_alias_enabled` set to true | `string` | `null` | no |
 | <a name="input_parent_zone_name"></a> [parent\_zone\_name](#input\_parent\_zone\_name) | Name of the hosted zone to contain this record (or specify `parent_zone_id`). Requires `dns_alias_enabled` set to true | `string` | `""` | no |
 | <a name="input_price_class"></a> [price\_class](#input\_price\_class) | Price class for this distribution: `PriceClass_All`, `PriceClass_200`, `PriceClass_100` | `string` | `"PriceClass_100"` | no |
 | <a name="input_query_string_cache_keys"></a> [query\_string\_cache\_keys](#input\_query\_string\_cache\_keys) | When `forward_query_string` is enabled, only the query string keys listed in this argument are cached (incompatible with `cache_policy_id`) | `list(string)` | `[]` | no |
diff --git a/main.tf b/main.tf
index 68497c19..6a19d75d 100644
--- a/main.tf
+++ b/main.tf
@@ -168,7 +168,7 @@ data "aws_iam_policy_document" "s3_website_origin" {
 
     principals {
       type        = "AWS"
-      identifiers = ["*"]
+      identifiers = var.block_origin_public_access_enabled ? compact(flatten([aws_cloudfront_origin_access_identity.default[*].iam_arn, [var.cloudfront_origin_access_identity_iam_arn]])) : ["*"]
     }
     dynamic "condition" {
       for_each = local.website_password_enabled ? ["password"] : []
diff --git a/variables.tf b/variables.tf
index 7b631987..a19d3182 100644
--- a/variables.tf
+++ b/variables.tf
@@ -271,7 +271,7 @@ variable "geo_restriction_locations" {
 
 variable "parent_zone_id" {
   type        = string
-  default     = ""
+  default     = null
   description = "ID of the hosted zone to contain this record (or specify `parent_zone_name`). Requires `dns_alias_enabled` set to true"
 }