diff --git a/variables.tf b/variables.tf
index 3e55835..46ae087 100644
--- a/variables.tf
+++ b/variables.tf
@@ -3,8 +3,6 @@ variable "vault_url" {
   type        = string
   sensitive   = true
   default     = "https://vault.tips-of-mine.com"
-  # ${{ secrets.VAULT_URL }}
-  # "https://vault.tips-of-mine.com"
 }
 
 variable "vault_token" {
@@ -12,6 +10,25 @@ variable "vault_token" {
   type        = string
   sensitive   = true
   default     = "hvs.BUXBydP1Iy6leqNIo2wx478p"
-  # ${{ secrets.VAULT_TOKEN }}
-  # "hvs.BUXBydP1Iy6leqNIo2wx478p"
+}
+
+variable "environment" {
+  default = "Production"
+}
+
+variable "vpc_cidr" {
+  default     = "10.0.0.0/16"
+  description = "CIDR block of the vpc"
+}
+
+variable "public_subnets_cidr" {
+  type        = list(any)
+  default     = ["10.0.0.0/20", "10.0.128.0/20"]
+  description = "CIDR block for Public Subnet"
+}
+
+variable "private_subnets_cidr" {
+  type        = list(any)
+  default     = ["10.0.16.0/20", "10.0.144.0/20"]
+  description = "CIDR block for Private Subnet"
 }
\ No newline at end of file