diff --git a/ez_vpc_cluster/dynamic_acl_allow_rules/versions.tf b/ez_vpc_cluster/dynamic_acl_allow_rules/versions.tf
index 1e1c345..4e98b05 100644
--- a/ez_vpc_cluster/dynamic_acl_allow_rules/versions.tf
+++ b/ez_vpc_cluster/dynamic_acl_allow_rules/versions.tf
@@ -5,8 +5,7 @@
 terraform {
   required_providers {
   }
-  required_version = ">=1.0"
-  experiments      = [module_variable_optional_attrs]
+  required_version = ">=1.3"
 }
 
 ##############################################################################
\ No newline at end of file
diff --git a/ez_vpc_cluster/versions.tf b/ez_vpc_cluster/versions.tf
index 4abcb01..a7837ac 100644
--- a/ez_vpc_cluster/versions.tf
+++ b/ez_vpc_cluster/versions.tf
@@ -9,8 +9,7 @@ terraform {
       version = "~>1.38.2"
     }
   }
-  required_version = ">=1.0"
-  experiments      = [module_variable_optional_attrs]
+  required_version = ">=1.3"
 }
 
 ##############################################################################
\ No newline at end of file
diff --git a/ez_vpc_cluster/vpc/versions.tf b/ez_vpc_cluster/vpc/versions.tf
index 201c789..1814bd6 100644
--- a/ez_vpc_cluster/vpc/versions.tf
+++ b/ez_vpc_cluster/vpc/versions.tf
@@ -9,8 +9,7 @@ terraform {
       version = "~>1.38.2"
     }
   }
-  required_version = ">=1.0"
-  experiments      = [module_variable_optional_attrs]
+  required_version = ">=1.3"
 }
 
 ##############################################################################
diff --git a/variables.tf b/variables.tf
index 97a1022..6560f13 100644
--- a/variables.tf
+++ b/variables.tf
@@ -41,7 +41,7 @@ variable "region" {
 variable "resource_group" {
   description = "Name of existing resource group where all infrastructure will be provisioned"
   type        = string
-  default     = "asset-development"
+  default     = "default"
 
   validation {
     error_message = "Unique ID must begin and end with a letter and contain only letters, numbers, and - characters."
diff --git a/versions.tf b/versions.tf
index 4abcb01..a7837ac 100644
--- a/versions.tf
+++ b/versions.tf
@@ -9,8 +9,7 @@ terraform {
       version = "~>1.38.2"
     }
   }
-  required_version = ">=1.0"
-  experiments      = [module_variable_optional_attrs]
+  required_version = ">=1.3"
 }
 
 ##############################################################################
\ No newline at end of file