diff --git a/.spacelift/config.yml b/.spacelift/config.yml
index 72a6b7e..a4fdc84 100644
--- a/.spacelift/config.yml
+++ b/.spacelift/config.yml
@@ -1,5 +1,5 @@
 version: 2
-module_version: 4.4.4
+module_version: 5.0.0
 
 tests:
   - name: AMD64-based workerpool
diff --git a/asg.tf b/asg.tf
index bc336cf..5b2a123 100644
--- a/asg.tf
+++ b/asg.tf
@@ -9,7 +9,7 @@ locals {
     https_proxy_config             = var.selfhosted_configuration.https_proxy_config == null ? "" : var.selfhosted_configuration.https_proxy_config
     no_proxy_config                = var.selfhosted_configuration.no_proxy_config == null ? "" : var.selfhosted_configuration.no_proxy_config
     ca_certificates                = var.selfhosted_configuration.ca_certificates == null ? [] : var.selfhosted_configuration.ca_certificates
-    region                         = data.aws_region.this.name
+    region                         = data.aws_region.this.region
     power_off_on_error             = var.selfhosted_configuration.power_off_on_error == null ? true : var.selfhosted_configuration.power_off_on_error
   })
 
@@ -17,13 +17,13 @@ locals {
     custom_user_data = join("\n", [local.secure_env_vars, var.configuration])
     domain_name      = var.domain_name
     poweroff_delay   = var.poweroff_delay
-    region           = data.aws_region.this.name
+    region           = data.aws_region.this.region
   })
 }
 
 module "asg" {
   source  = "terraform-aws-modules/autoscaling/aws"
-  version = "~> 8.0"
+  version = "~> 9.0"
 
   name = local.base_name
 
diff --git a/examples/amd64/main.tf b/examples/amd64/main.tf
index 5ec06a4..2fb71f5 100644
--- a/examples/amd64/main.tf
+++ b/examples/amd64/main.tf
@@ -2,7 +2,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = "< 6.0"
+      version = ">= 6.0.0"
     }
 
     random = { source = "hashicorp/random" }
diff --git a/examples/arm64/main.tf b/examples/arm64/main.tf
index fef22ce..6781f32 100644
--- a/examples/arm64/main.tf
+++ b/examples/arm64/main.tf
@@ -2,7 +2,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = "< 6.0"
+      version = ">= 6.0.0"
     }
 
     random = { source = "hashicorp/random" }
diff --git a/examples/autoscaler-custom-s3-package/main.tf b/examples/autoscaler-custom-s3-package/main.tf
index a04e9ab..edb31db 100644
--- a/examples/autoscaler-custom-s3-package/main.tf
+++ b/examples/autoscaler-custom-s3-package/main.tf
@@ -2,7 +2,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = "< 6.0"
+      version = ">= 6.0.0"
     }
 
     random = { source = "hashicorp/random" }
@@ -64,7 +64,7 @@ module "this" {
     version = var.autoscaler_version
     s3_package = {
       bucket = aws_s3_bucket.autoscaler_binary.id
-      key    = aws_s3_object.autoscaler_binary.id
+      key    = aws_s3_object.autoscaler_binary.key
     }
   }
 
diff --git a/examples/autoscaler/main.tf b/examples/autoscaler/main.tf
index 3f54ee6..0a946d5 100644
--- a/examples/autoscaler/main.tf
+++ b/examples/autoscaler/main.tf
@@ -2,7 +2,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = "< 6.0"
+      version = ">= 6.0.0"
     }
 
     random = { source = "hashicorp/random" }
diff --git a/examples/byo-ssm-secretsmanager-with-autoscaling-and-lifecycle/main.tf b/examples/byo-ssm-secretsmanager-with-autoscaling-and-lifecycle/main.tf
index 7ef8870..d6a67ba 100644
--- a/examples/byo-ssm-secretsmanager-with-autoscaling-and-lifecycle/main.tf
+++ b/examples/byo-ssm-secretsmanager-with-autoscaling-and-lifecycle/main.tf
@@ -2,7 +2,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = "< 6.0"
+      version = ">= 6.0.0"
     }
 
     random = { source = "hashicorp/random" }
diff --git a/examples/custom-iam-role/main.tf b/examples/custom-iam-role/main.tf
index dc3f58a..832afd5 100644
--- a/examples/custom-iam-role/main.tf
+++ b/examples/custom-iam-role/main.tf
@@ -2,7 +2,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = "< 6.0"
+      version = ">= 6.0.0"
     }
   }
 }
diff --git a/examples/extra-iam-statements/main.tf b/examples/extra-iam-statements/main.tf
index 45ee2e5..56e5d34 100644
--- a/examples/extra-iam-statements/main.tf
+++ b/examples/extra-iam-statements/main.tf
@@ -2,7 +2,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = "< 6.0"
+      version = ">= 6.0.0"
     }
 
     random = { source = "hashicorp/random" }
diff --git a/examples/self-hosted/main.tf b/examples/self-hosted/main.tf
index a72af3b..f5fca01 100644
--- a/examples/self-hosted/main.tf
+++ b/examples/self-hosted/main.tf
@@ -2,7 +2,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = "< 6.0"
+      version = ">= 6.0.0"
     }
 
     random = { source = "hashicorp/random" }
diff --git a/main.tf b/main.tf
index 291ad71..95eb0db 100644
--- a/main.tf
+++ b/main.tf
@@ -1,7 +1,7 @@
 locals {
   base_name                               = var.base_name == null ? "sp5ft-${var.worker_pool_id}" : var.base_name
   autoscaling_enabled                     = var.autoscaling_configuration == null ? false : true
-  lifecycle_manager_enabled               = length(var.instance_refresh) > 0 ? true : false
+  lifecycle_manager_enabled               = var.instance_refresh != null ? true : false
   autoscaler_or_lifecycle_manager_enabled = local.autoscaling_enabled || local.lifecycle_manager_enabled
 
   byo_ssm            = var.byo_ssm != null
@@ -29,7 +29,7 @@ module "autoscaler" {
   auto_scaling_group_arn           = module.asg.autoscaling_group_arn
   autoscaling_configuration        = var.autoscaling_configuration
   aws_partition_dns_suffix         = data.aws_partition.current.dns_suffix
-  aws_region                       = data.aws_region.this.name
+  aws_region                       = data.aws_region.this.region
   base_name                        = local.base_name
   cloudwatch_log_group_retention   = var.cloudwatch_log_group_retention
   spacelift_api_credentials        = var.spacelift_api_credentials
@@ -49,7 +49,7 @@ module "lifecycle_manager" {
   auto_scaling_group_arn         = module.asg.autoscaling_group_arn
   cloudwatch_log_group_retention = var.cloudwatch_log_group_retention
   aws_partition_dns_suffix       = data.aws_partition.current.dns_suffix
-  aws_region                     = data.aws_region.this.name
+  aws_region                     = data.aws_region.this.region
   base_name                      = local.base_name
   iam_permissions_boundary       = var.iam_permissions_boundary
   worker_pool_id                 = var.worker_pool_id
diff --git a/providers.tf b/providers.tf
index 4cd2be2..3365e35 100644
--- a/providers.tf
+++ b/providers.tf
@@ -2,7 +2,7 @@ terraform {
   required_providers {
     aws = {
       source  = "hashicorp/aws"
-      version = ">= 5.55.0"
+      version = ">= 6.0.0"
     }
 
     validation = {
diff --git a/variables.tf b/variables.tf
index 8527858..ec63d88 100644
--- a/variables.tf
+++ b/variables.tf
@@ -227,13 +227,13 @@ variable "enable_monitoring" {
 variable "instance_refresh" {
   description = "If this block is configured, start an Instance Refresh when this Auto Scaling Group is updated based on instance refresh configration."
   type        = any
-  default     = {}
+  default     = null
 }
 
 variable "instance_market_options" {
   description = "The market (purchasing) option for the instance"
   type        = any
-  default     = {}
+  default     = null
 }
 
 variable "iam_permissions_boundary" {