diff --git a/examples/basic_usage/main.tf b/examples/basic_usage/main.tf
index 8970a02..d91a1c1 100644
--- a/examples/basic_usage/main.tf
+++ b/examples/basic_usage/main.tf
@@ -18,9 +18,9 @@ resource "aws_vpc" "the_vpc" {
 }
 
 resource "aws_subnet" "the_subnet" {
-  vpc_id            = aws_vpc.the_vpc.id
-  cidr_block        = "10.75.1.0/24"
   availability_zone = "${var.aws_region}${var.aws_availability_zone}"
+  cidr_block        = "10.75.1.0/24"
+  vpc_id            = aws_vpc.the_vpc.id
 }
 
 #-------------------------------------------------------------------------------
@@ -39,9 +39,9 @@ resource "aws_default_route_table" "the_route_table" {
 
 # Route all external traffic through the internet gateway
 resource "aws_route" "route_external_traffic_through_internet_gateway" {
-  route_table_id         = aws_default_route_table.the_route_table.id
   destination_cidr_block = "0.0.0.0/0"
   gateway_id             = aws_internet_gateway.the_igw.id
+  route_table_id         = aws_default_route_table.the_route_table.id
 }
 
 #-------------------------------------------------------------------------------
@@ -50,8 +50,8 @@ resource "aws_route" "route_external_traffic_through_internet_gateway" {
 module "ipsec_tunnel" {
   source = "../.."
 
-  aws_region            = var.aws_region
   aws_availability_zone = var.aws_availability_zone
+  aws_region            = var.aws_region
   remote_cidr_blocks    = var.remote_cidr_blocks
   remote_ip             = var.remote_ip
   route_table_ids       = var.route_table_ids
diff --git a/examples/basic_usage/variables.tf b/examples/basic_usage/variables.tf
index 8723c9f..035e4c8 100644
--- a/examples/basic_usage/variables.tf
+++ b/examples/basic_usage/variables.tf
@@ -5,38 +5,38 @@
 # ------------------------------------------------------------------------------
 
 variable "aws_availability_zone" {
-  type        = string
   description = "The AWS availability zone where the Virtual Private Gateway is to be deployed (e.g. a, b, c, etc.)."
+  type        = string
 }
 
 variable "aws_region" {
-  type        = string
   description = "The AWS region where the Virtual Private Gateway is to be deployed (e.g. us-east-1)."
+  type        = string
 }
 
 variable "default_role_arn" {
-  type        = string
   description = "The ARN of the role to assume for the default provider (e.g. arn:aws:iam::123456789abc:role/MyDefaultRole)."
+  type        = string
 }
 
 variable "remote_cidr_blocks" {
-  type        = list(string)
   description = "A list of CIDR blocks associated with the remote (non-AWS) end of the tunnel (e.g. [192.168.11.0/24, 10.10.11.0/24])."
+  type        = list(string)
 }
 
 variable "remote_ip" {
-  type        = string
   description = "The public IP of the remote (non-AWS) end of the tunnel (e.g. 1.2.3.4)."
+  type        = string
 }
 
 variable "route_table_ids" {
-  type        = list(string)
   description = "A list of ID corresponding to route tables that should route traffic through the VPN/IPSec gateway (e.g. [rtb-0123456789abcdef0, rtb-0123456789abcdef1])."
+  type        = list(string)
 }
 
 variable "vpc_id" {
-  type        = string
   description = "The ID of the AWS VPC where the Virtual private Gateway is to be deployed (e.g. vpc-0123456789abcdef0)."
+  type        = string
 }
 
 
@@ -47,7 +47,7 @@ variable "vpc_id" {
 # ------------------------------------------------------------------------------
 
 variable "tags" {
-  type        = map(string)
-  description = "Tags to apply to all AWS resources created."
   default     = {}
+  description = "Tags to apply to all AWS resources created."
+  type        = map(string)
 }
diff --git a/variables.tf b/variables.tf
index 6692519..0962fe2 100644
--- a/variables.tf
+++ b/variables.tf
@@ -5,33 +5,33 @@
 # ------------------------------------------------------------------------------
 
 variable "aws_availability_zone" {
-  type        = string
   description = "The AWS availability zone where the Virtual Private Gateway is to be deployed (e.g. a, b, c, etc.)."
+  type        = string
 }
 
 variable "aws_region" {
-  type        = string
   description = "The AWS region where the Virtual Private Gateway is to be deployed (e.g. us-east-1)."
+  type        = string
 }
 
 variable "remote_cidr_blocks" {
-  type        = list(string)
   description = "A list of CIDR blocks associated with the remote (non-AWS) end of the tunnel (e.g. [192.168.11.0/24, 10.10.11.0/24])."
+  type        = list(string)
 }
 
 variable "remote_ip" {
-  type        = string
   description = "The public IP of the remote (non-AWS) end of the tunnel (e.g. 1.2.3.4)."
+  type        = string
 }
 
 variable "route_table_ids" {
-  type        = list(string)
   description = "A list of ID corresponding to route tables that should route traffic through the VPN/IPSec gateway (e.g. [rtb-0123456789abcdef0, rtb-0123456789abcdef1])."
+  type        = list(string)
 }
 
 variable "vpc_id" {
-  type        = string
   description = "The ID of the AWS VPC where the Virtual private Gateway is to be deployed (e.g. vpc-0123456789abcdef0)."
+  type        = string
 }
 
 
@@ -42,13 +42,13 @@ variable "vpc_id" {
 # ------------------------------------------------------------------------------
 
 variable "remote_bgp_asn" {
-  type        = number
-  description = "The BGP ASN of the remote (non-AWS) end of the tunnel (e.g. 11111).  This value is not used if static_routes_only is true."
   default     = 65000
+  description = "The BGP ASN of the remote (non-AWS) end of the tunnel (e.g. 11111).  This value is not used if static_routes_only is true."
+  type        = number
 }
 
 variable "static_routes_only" {
-  type        = bool
-  description = "A boolean value indicating whether the VPN connection uses static routes exclusively.  Static routes must be used for devices that don't support BGP."
   default     = true
+  description = "A boolean value indicating whether the VPN connection uses static routes exclusively.  Static routes must be used for devices that don't support BGP."
+  type        = bool
 }