diff --git a/terraform/app/main.tf b/terraform/app/main.tf
index ad5bed74..bb11e5a0 100644
--- a/terraform/app/main.tf
+++ b/terraform/app/main.tf
@@ -22,6 +22,8 @@ terraform {
 provider "aws" {
   region = "us-west-2"
 
+  allowed_account_ids = [var.aws_account_id]
+
   default_tags {
     tags = {
       app                    = local.name
diff --git a/terraform/setup/setup.tf b/terraform/setup/setup.tf
index 1e43711b..ee9e1cd8 100644
--- a/terraform/setup/setup.tf
+++ b/terraform/setup/setup.tf
@@ -22,6 +22,8 @@ terraform {
 provider "aws" {
   region = "us-west-2"
 
+  allowed_account_ids = [var.aws_account_id]
+
   default_tags {
     tags = {
       app                    = local.name