diff --git a/variables.tf b/variables.tf
index 74585e6..807e4c8 100644
--- a/variables.tf
+++ b/variables.tf
@@ -27,4 +27,8 @@ variable "aws_secret_key" {
 variable "tls_key_algorithm" {
   default   = "RSA"
   type      = string
+}
+variable "vpc_cidr" {
+  description = "VPC CIDR"
+  default     = "10.123.0.0/16"
 }
\ No newline at end of file