diff --git a/Terraform/Method1/main.tf b/Terraform/Method1/main.tf
index 2c964ac..8e22192 100644
--- a/Terraform/Method1/main.tf
+++ b/Terraform/Method1/main.tf
@@ -12,7 +12,7 @@ variable "key_name" {
   default = "id_terraform"
 }
 variable "public_key_path" {
-  type = string
+  type = "string"
 }
 variable "ip_whitelist" {
   type = "list"