diff --git a/vpc-transit-gateway-association/README.md b/vpc-transit-gateway-association/README.md
index c57b95c..bcf2684 100644
--- a/vpc-transit-gateway-association/README.md
+++ b/vpc-transit-gateway-association/README.md
@@ -27,8 +27,8 @@ module "vpc_tgw" {
 |------|---------|
 | <a name="provider_aws"></a> [aws](#provider\_aws) | >= 3.66.0 |
 | <a name="provider_aws.network_account"></a> [aws.network\_account](#provider\_aws.network\_account) | >= 3.66.0 |
-| <a name="provider_aws.tgw_east"></a> [aws.tgw\_east](#provider\_aws.tgw\_east) | >= 3.66.0 |
-| <a name="provider_aws.tgw_west"></a> [aws.tgw\_west](#provider\_aws.tgw\_west) | >= 3.66.0 |
+| <a name="provider_aws.peer"></a> [aws.peer](#provider\_aws.peer) | >= 3.66.0 |
+| <a name="provider_aws.self"></a> [aws.self](#provider\_aws.self) | >= 3.66.0 |
 
 ## Modules
 
@@ -42,8 +42,8 @@ No modules.
 | [aws_arn.network_account](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/arn) | data source |
 | [aws_caller_identity.current](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/caller_identity) | data source |
 | [aws_caller_identity.network_account](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/caller_identity) | data source |
-| [aws_ec2_transit_gateway.tgw_east](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/ec2_transit_gateway) | data source |
-| [aws_ec2_transit_gateway.tgw_west](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/ec2_transit_gateway) | data source |
+| [aws_ec2_transit_gateway.tgw_peer](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/ec2_transit_gateway) | data source |
+| [aws_ec2_transit_gateway.tgw_self](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/ec2_transit_gateway) | data source |
 | [aws_iam_account_alias.current](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/iam_account_alias) | data source |
 | [aws_region.current](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/region) | data source |
 
@@ -67,5 +67,5 @@ No modules.
 
 | Name | Description |
 |------|-------------|
-| <a name="output_tgw_east"></a> [tgw\_east](#output\_tgw\_east) | Transit Gateway us-gov-east-1 |
-| <a name="output_tgw_west"></a> [tgw\_west](#output\_tgw\_west) | Transit Gateway us-gov-west-1 |
+| <a name="output_tgw_peer"></a> [tgw\_peer](#output\_tgw\_peer) | Transit Gateway peer (other region) |
+| <a name="output_tgw_self"></a> [tgw\_self](#output\_tgw\_self) | Transit Gateway self (this region) |
diff --git a/vpc-transit-gateway-association/credentials.vpc-transit-gateway.tf b/vpc-transit-gateway-association/credentials.vpc-transit-gateway.tf.off
similarity index 100%
rename from vpc-transit-gateway-association/credentials.vpc-transit-gateway.tf
rename to vpc-transit-gateway-association/credentials.vpc-transit-gateway.tf.off
diff --git a/vpc-transit-gateway-association/data.transit-gateway.tf b/vpc-transit-gateway-association/data.transit-gateway.tf
index f89e4af..f00470c 100644
--- a/vpc-transit-gateway-association/data.transit-gateway.tf
+++ b/vpc-transit-gateway-association/data.transit-gateway.tf
@@ -1,13 +1,13 @@
-data "aws_ec2_transit_gateway" "tgw_east" {
-  provider = aws.tgw_east
+data "aws_ec2_transit_gateway" "tgw_self" {
+  provider = aws.self
   filter {
     name   = "owner-id"
     values = [data.aws_arn.network_account.account]
   }
 }
 
-data "aws_ec2_transit_gateway" "tgw_west" {
-  provider = aws.tgw_west
+data "aws_ec2_transit_gateway" "tgw_peer" {
+  provider = aws.peer
   filter {
     name   = "owner-id"
     values = [data.aws_arn.network_account.account]
diff --git a/vpc-transit-gateway-association/outputs.tf b/vpc-transit-gateway-association/outputs.tf
index ee97583..f4812f3 100644
--- a/vpc-transit-gateway-association/outputs.tf
+++ b/vpc-transit-gateway-association/outputs.tf
@@ -1,9 +1,9 @@
-output "tgw_east" {
-  description = "Transit Gateway us-gov-east-1"
-  value       = data.aws_ec2_transit_gateway.tgw_east.id
+output "tgw_self" {
+  description = "Transit Gateway self (this region)"
+  value       = data.aws_ec2_transit_gateway.tgw_self.id
 }
 
-output "tgw_west" {
-  description = "Transit Gateway us-gov-west-1"
-  value       = data.aws_ec2_transit_gateway.tgw_west.id
+output "tgw_peer" {
+  description = "Transit Gateway peer (other region)"
+  value       = data.aws_ec2_transit_gateway.tgw_peer.id
 }
diff --git a/vpc-transit-gateway-association/versions.tf b/vpc-transit-gateway-association/versions.tf
deleted file mode 120000
index 41bb22f..0000000
--- a/vpc-transit-gateway-association/versions.tf
+++ /dev/null
@@ -1 +0,0 @@
-../common/versions.tf
\ No newline at end of file
diff --git a/vpc-transit-gateway-association/versions.tf b/vpc-transit-gateway-association/versions.tf
new file mode 100644
index 0000000..fb772a1
--- /dev/null
+++ b/vpc-transit-gateway-association/versions.tf
@@ -0,0 +1,31 @@
+terraform {
+  #  experiments = [module_variable_optional_attrs]
+  required_providers {
+    aws = {
+      source                = "hashicorp/aws"
+      version               = ">= 3.66.0"
+      configuration_aliases = [aws.network_account, aws.self, aws.peer]
+    }
+    null = {
+      source  = "hashicorp/null"
+      version = ">= 3.0"
+    }
+    random = {
+      source  = "hashicorp/random"
+      version = ">= 3.0"
+    }
+    template = {
+      source  = "hashicorp/template"
+      version = ">= 2.0"
+    }
+    ldap = {
+      source  = "trevex/ldap"
+      version = ">= 0.5.4"
+    }
+    local = {
+      source  = "hashicorp/local"
+      version = ">= 1.0.0"
+    }
+  }
+  required_version = ">= 0.13"
+}