diff --git a/README.md b/README.md
index 11af291..9538ba4 100644
--- a/README.md
+++ b/README.md
@@ -17,8 +17,7 @@ failover routing policy to S3 public website bucket with "Maintenance page"
 ```
 module "route53-health-check" {
     source  = "hazelops/route53-healthcheck/aws""
-    version = "~> 1.0"
-
+  
     env                   = "production"
     name                  = "my-monitoring"
     port                  = "80"
@@ -32,3 +31,69 @@ module "route53-health-check" {
 }
 ```
 Note: This module just creates a secondary Route53 record for failover routing policy. Creating a primary record is out of scope of this module.
+
+<!-- BEGIN_TF_DOCS -->
+## Requirements
+
+| Name | Version |
+|------|---------|
+| <a name="requirement_terraform"></a> [terraform](#requirement\_terraform) | >= 1.1 |
+| <a name="requirement_aws"></a> [aws](#requirement\_aws) | >= 3.0 |
+
+## Providers
+
+| Name | Version |
+|------|---------|
+| <a name="provider_aws"></a> [aws](#provider\_aws) | >= 3.0 |
+
+## Modules
+
+No modules.
+
+## Resources
+
+| Name | Type |
+|------|------|
+| [aws_cloudwatch_metric_alarm.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/cloudwatch_metric_alarm) | resource |
+| [aws_route53_health_check.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/route53_health_check) | resource |
+| [aws_route53_record.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/route53_record) | resource |
+| [aws_s3_bucket.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/s3_bucket) | resource |
+| [aws_s3_bucket_acl.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/s3_bucket_acl) | resource |
+| [aws_s3_bucket_policy.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/s3_bucket_policy) | resource |
+| [aws_s3_bucket_website_configuration.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/s3_bucket_website_configuration) | resource |
+| [aws_sns_topic.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/sns_topic) | resource |
+| [aws_sns_topic_subscription.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/sns_topic_subscription) | resource |
+| [aws_region.current](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/region) | data source |
+| [aws_route53_zone.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/route53_zone) | data source |
+
+## Inputs
+
+| Name | Description | Type | Default | Required |
+|------|-------------|------|---------|:--------:|
+| <a name="input_cw_alarm_comparison_operator"></a> [cw\_alarm\_comparison\_operator](#input\_cw\_alarm\_comparison\_operator) | Comparison Operator of Cloudwatch metric alarm | `string` | `"LessThanThreshold"` | no |
+| <a name="input_cw_alarm_evaluation_periods"></a> [cw\_alarm\_evaluation\_periods](#input\_cw\_alarm\_evaluation\_periods) | Evaluation periods of Cloudwatch metric alarm | `string` | `"1"` | no |
+| <a name="input_cw_alarm_metric_name"></a> [cw\_alarm\_metric\_name](#input\_cw\_alarm\_metric\_name) | Metric name of Cloudwatch metric alarm | `string` | `"HealthCheckStatus"` | no |
+| <a name="input_cw_alarm_namespace"></a> [cw\_alarm\_namespace](#input\_cw\_alarm\_namespace) | Namespace of Cloudwatch metric alarm | `string` | `"AWS/Route53"` | no |
+| <a name="input_cw_alarm_period"></a> [cw\_alarm\_period](#input\_cw\_alarm\_period) | Period of Cloudwatch metric alarm | `string` | `"60"` | no |
+| <a name="input_cw_alarm_statistic"></a> [cw\_alarm\_statistic](#input\_cw\_alarm\_statistic) | Statistic of Cloudwatch metric alarm | `string` | `"Minimum"` | no |
+| <a name="input_cw_alarm_threshold"></a> [cw\_alarm\_threshold](#input\_cw\_alarm\_threshold) | Threshold of Cloudwatch metric alarm | `string` | `"1"` | no |
+| <a name="input_cw_alarm_unit"></a> [cw\_alarm\_unit](#input\_cw\_alarm\_unit) | Unit of Cloudwatch metric alarm | `string` | `"None"` | no |
+| <a name="input_domain_name"></a> [domain\_name](#input\_domain\_name) | n/a | `any` | n/a | yes |
+| <a name="input_enabled"></a> [enabled](#input\_enabled) | Gives ability to enable or disable a module | `bool` | `true` | no |
+| <a name="input_endpoint_auto_confirms"></a> [endpoint\_auto\_confirms](#input\_endpoint\_auto\_confirms) | Endpoint endpoint for SNS topic subscription, PagerDuty (https://events.pagerduty.com/integration/<Integration Key>/enqueue) | `bool` | `true` | no |
+| <a name="input_env"></a> [env](#input\_env) | n/a | `any` | n/a | yes |
+| <a name="input_failure_threshold"></a> [failure\_threshold](#input\_failure\_threshold) | The number of consecutive health checks that an endpoint must pass or fail. | `string` | `"3"` | no |
+| <a name="input_fqdn"></a> [fqdn](#input\_fqdn) | The FQDN of the endpoint to be monitored | `string` | n/a | yes |
+| <a name="input_name"></a> [name](#input\_name) | The name of the monitoring and name of the subscription service endpoint | `string` | n/a | yes |
+| <a name="input_port"></a> [port](#input\_port) | The port of the endpoint to be monitored | `string` | `"443"` | no |
+| <a name="input_r53_failover_enabled"></a> [r53\_failover\_enabled](#input\_r53\_failover\_enabled) | Enabling creating secondary Failover R53 Record | `bool` | `false` | no |
+| <a name="input_request_interval"></a> [request\_interval](#input\_request\_interval) | The number of seconds between the time that Amazon Route 53 gets a response from your endpoint and the time that it sends the next health-check request. | `string` | `"30"` | no |
+| <a name="input_resource_path"></a> [resource\_path](#input\_resource\_path) | The path that you want Amazon Route 53 to request when performing health checks. | `string` | `"/"` | no |
+| <a name="input_subscription_endpoint"></a> [subscription\_endpoint](#input\_subscription\_endpoint) | Endpoint endpoint for SNS topic subscription, PagerDuty, Slack etc. | `string` | n/a | yes |
+| <a name="input_subscription_endpoint_protocol"></a> [subscription\_endpoint\_protocol](#input\_subscription\_endpoint\_protocol) | Endpoint protocol for SNS topic subscription | `string` | `"https"` | no |
+| <a name="input_type"></a> [type](#input\_type) | The protocol to use when performing health checks. Valid values are HTTP, HTTPS, HTTP\_STR\_MATCH, HTTPS\_STR\_MATCH, TCP, CALCULATED and CLOUDWATCH\_METRIC | `string` | `"HTTPS"` | no |
+
+## Outputs
+
+No outputs.
+<!-- END_TF_DOCS -->
diff --git a/s3_website.tf b/s3_website.tf
index b37a108..249ce20 100644
--- a/s3_website.tf
+++ b/s3_website.tf
@@ -7,7 +7,10 @@ resource "aws_s3_bucket" "this" {
     Terraform = "true"
     Name      = "${var.env}-${var.name}"
   }
+}
 
+resource "aws_s3_bucket_policy" "this" {
+  bucket = aws_s3_bucket.this[0].id
   policy = <<EOF
 {
   "Version": "2008-10-17",
@@ -24,9 +27,9 @@ resource "aws_s3_bucket" "this" {
   ]
 }
 EOF
-
 }
 
+
 resource "aws_s3_bucket_acl" "this" {
   bucket = aws_s3_bucket.this[0].id
   acl    = "public-read"
@@ -51,7 +54,7 @@ resource "aws_route53_record" "this" {
   type    = "A"
 
   alias {
-    name                   = aws_s3_bucket.this[0].website_domain
+    name                   = aws_s3_bucket_website_configuration.this[0].website_domain
     zone_id                = aws_s3_bucket.this[0].hosted_zone_id
     evaluate_target_health = false
   }
diff --git a/variables.tf b/variables.tf
index 98b7f3e..b70e451 100644
--- a/variables.tf
+++ b/variables.tf
@@ -2,10 +2,12 @@ variable "env" {}
 variable "domain_name" {}
 
 variable "name" {
+  type = string
   description = "The name of the monitoring and name of the subscription service endpoint"
 }
 
 variable "subscription_endpoint" {
+  type = string
   description = "Endpoint endpoint for SNS topic subscription, PagerDuty, Slack etc."
 }
 
@@ -16,75 +18,90 @@ variable "endpoint_auto_confirms" {
 }
 
 variable "fqdn" {
+  type = string
   description = "The FQDN of the endpoint to be monitored"
 }
 
 variable "subscription_endpoint_protocol" {
+  type = string
   default     = "https"
   description = "Endpoint protocol for SNS topic subscription"
 }
 
 variable "port" {
+  type = string
   default     = "443"
   description = "The port of the endpoint to be monitored"
 }
 
 variable "type" {
+  type = string
   default     = "HTTPS"
   description = "The protocol to use when performing health checks. Valid values are HTTP, HTTPS, HTTP_STR_MATCH, HTTPS_STR_MATCH, TCP, CALCULATED and CLOUDWATCH_METRIC"
 }
 
 variable "resource_path" {
+  type = string
   default     = "/"
   description = "The path that you want Amazon Route 53 to request when performing health checks."
 }
 
 variable "failure_threshold" {
+  type = string
   default     = "3"
   description = "The number of consecutive health checks that an endpoint must pass or fail."
 }
 
 variable "request_interval" {
+  type = string
   default     = "30"
   description = "The number of seconds between the time that Amazon Route 53 gets a response from your endpoint and the time that it sends the next health-check request."
 }
 
 variable "cw_alarm_namespace" {
+  type = string
   default     = "AWS/Route53"
   description = "Namespace of Cloudwatch metric alarm"
 }
 
 variable "cw_alarm_comparison_operator" {
+  type = string
   default     = "LessThanThreshold"
   description = "Comparison Operator of Cloudwatch metric alarm"
 }
 
 variable "cw_alarm_metric_name" {
+  type = string
   default     = "HealthCheckStatus"
   description = "Metric name of Cloudwatch metric alarm"
 }
 
 variable "cw_alarm_evaluation_periods" {
+  type = string
   default     = "1"
   description = "Evaluation periods of Cloudwatch metric alarm"
 }
 
 variable "cw_alarm_period" {
+  type = string
   default     = "60"
   description = "Period of Cloudwatch metric alarm"
 }
 
 variable "cw_alarm_statistic" {
+  type = string
   default     = "Minimum"
   description = "Statistic of Cloudwatch metric alarm"
 }
 
 variable "cw_alarm_threshold" {
+  type = string
   default     = "1"
   description = "Threshold of Cloudwatch metric alarm"
 }
 
 variable "cw_alarm_unit" {
+  type = string
   default     = "None"
   description = "Unit of Cloudwatch metric alarm"
 }
diff --git a/versions.tf b/versions.tf
index fec38c4..4269967 100644
--- a/versions.tf
+++ b/versions.tf
@@ -5,5 +5,5 @@ terraform {
       version = ">= 3.0"
     }
   }
-  required_version = ">= 0.12"
+  required_version = ">= 1.1"
 }