diff --git a/peer/data.self.tf b/peer/data.self.tf
index 19aeb9a..cfa05be 100644
--- a/peer/data.self.tf
+++ b/peer/data.self.tf
@@ -13,12 +13,12 @@ data "aws_region" "self_current" {
 
 data "aws_vpc" "self_vpc" {
   provider = aws.self
-  id       = var.self_vpc_id
+  id       = var.vpc_id
 }
 
 data "aws_route_tables" "default_self_route_tables" {
   provider = aws.self
-  vpc_id   = var.self_vpc_id
+  vpc_id   = var.vpc_id
   filter {
     name   = "tag:Name"
     values = ["*-private-*"]
diff --git a/peer/requirements.tf b/peer/requirements.tf
index b4b8682..ced4bd0 100644
--- a/peer/requirements.tf
+++ b/peer/requirements.tf
@@ -1,8 +1,18 @@
+# this throws a warning in 0.12
 terraform {
   required_providers {
     aws = {
       source = "hashicorp/aws"
-      #      configuration_aliases = [aws.self, aws.peer]
     }
   }
 }
+
+### only in 0.13+
+##terraform {
+##  required_providers {
+##    aws = {
+##      source = "hashicorp/aws"
+##      configuration_aliases = [aws.self, aws.peer]
+##    }
+##  }
+##}