diff --git a/terraform/demo/main.tf b/terraform/demo/main.tf
index cc2d4400a..c2adcdca5 100644
--- a/terraform/demo/main.tf
+++ b/terraform/demo/main.tf
@@ -71,6 +71,6 @@ module "sns_sms" {
   cf_org_name         = local.cf_org_name
   cf_space_name       = local.cf_space_name
   name                = "${local.app_name}-sns-${local.env}"
-  aws_region          = "us-east-1"
+  aws_region          = "us-west-2"
   monthly_spend_limit = 25
 }
diff --git a/terraform/demo/providers.tf b/terraform/demo/providers.tf
index f8d1f3727..3dc320063 100644
--- a/terraform/demo/providers.tf
+++ b/terraform/demo/providers.tf
@@ -8,10 +8,11 @@ terraform {
   }
 
   backend "s3" {
-    bucket  = "cg-6b759c13-6253-4a64-9bda-dd1f620185b0"
-    key     = "api.tfstate.demo"
-    encrypt = "true"
-    region  = "us-gov-west-1"
+    bucket       = "cg-6b759c13-6253-4a64-9bda-dd1f620185b0"
+    key          = "api.tfstate.demo"
+    encrypt      = "true"
+    region       = "us-gov-west-1"
+    use_lockfile = "true"
   }
 }
 
diff --git a/terraform/development/main.tf b/terraform/development/main.tf
index 91719db81..6296750ad 100644
--- a/terraform/development/main.tf
+++ b/terraform/development/main.tf
@@ -1,7 +1,7 @@
 locals {
-  cf_org_name      = "gsa-tts-benefits-studio"
-  cf_space_name    = "notify-local-dev"
-  key_name         = "${var.username}-api-dev-key"
+  cf_org_name   = "gsa-tts-benefits-studio"
+  cf_space_name = "notify-local-dev"
+  key_name      = "${var.username}-api-dev-key"
 }
 
 module "csv_upload_bucket" {
diff --git a/terraform/production/providers.tf b/terraform/production/providers.tf
index f014e1989..84ad4aac4 100644
--- a/terraform/production/providers.tf
+++ b/terraform/production/providers.tf
@@ -8,10 +8,11 @@ terraform {
   }
 
   backend "s3" {
-    bucket  = "cg-6b759c13-6253-4a64-9bda-dd1f620185b0"
-    key     = "api.tfstate.prod"
-    encrypt = "true"
-    region  = "us-gov-west-1"
+    bucket       = "cg-6b759c13-6253-4a64-9bda-dd1f620185b0"
+    key          = "api.tfstate.prod"
+    encrypt      = "true"
+    region       = "us-gov-west-1"
+    use_lockfile = "true"
   }
 }
 
diff --git a/terraform/sandbox/providers.tf b/terraform/sandbox/providers.tf
index 6d2800363..debd9671b 100644
--- a/terraform/sandbox/providers.tf
+++ b/terraform/sandbox/providers.tf
@@ -8,10 +8,11 @@ terraform {
   }
 
   backend "s3" {
-    bucket  = "cg-6b759c13-6253-4a64-9bda-dd1f620185b0"
-    key     = "api.tfstate.sandbox"
-    encrypt = "true"
-    region  = "us-gov-west-1"
+    bucket       = "cg-6b759c13-6253-4a64-9bda-dd1f620185b0"
+    key          = "api.tfstate.sandbox"
+    encrypt      = "true"
+    region       = "us-gov-west-1"
+    use_lockfile = "true"
   }
 }
 
diff --git a/terraform/staging/providers.tf b/terraform/staging/providers.tf
index d60f220c6..b5a1ed547 100644
--- a/terraform/staging/providers.tf
+++ b/terraform/staging/providers.tf
@@ -8,10 +8,11 @@ terraform {
   }
 
   backend "s3" {
-    bucket  = "cg-6b759c13-6253-4a64-9bda-dd1f620185b0"
-    key     = "api.tfstate.stage"
-    encrypt = "true"
-    region  = "us-gov-west-1"
+    bucket       = "cg-6b759c13-6253-4a64-9bda-dd1f620185b0"
+    key          = "api.tfstate.stage"
+    encrypt      = "true"
+    region       = "us-gov-west-1"
+    use_lockfile = "true"
   }
 }