diff --git a/main.tf b/main.tf
index 835ca7c..7c12d16 100644
--- a/main.tf
+++ b/main.tf
@@ -31,14 +31,14 @@ data "external" "ssh_tunnel" {
     shell_cmd          = var.shell_cmd
     ssh_cmd            = var.ssh_cmd
     gcloud_cmd         = var.gcloud_cmd
-    iap_project        = var.iap_gcp_project
-    iap_zone           = var.iap_gcp_zone
+    iap_project        = var.iap_project
+    iap_zone           = var.iap_zone
     kubectl_cmd        = var.kubectl_cmd
     kubectl_context    = var.kubectl_context
     kubectl_namespace  = var.kubectl_namespace
     parent_wait_sleep  = var.parent_wait_sleep
-    ssm_profile        = var.aws_profile
-    ssm__role          = var.aws_assume_role
+    ssm_profile        = var.ssm_profile
+    ssm_role           = var.ssm_role
     ssm_document_name  = var.ssm_document_name
     ssm_options        = var.ssm_options
     external_script    = var.external_script
diff --git a/variables.tf b/variables.tf
index 969fb2d..d802def 100755
--- a/variables.tf
+++ b/variables.tf
@@ -157,4 +157,4 @@ variable "type" {
   type        = string
   description = "Gateway type"
   default     = "ssh"
-}
\ No newline at end of file
+}