diff --git a/modules/ops_manager/dns.tf b/modules/ops_manager/dns.tf
index 2f194dd..dcc2e43 100644
--- a/modules/ops_manager/dns.tf
+++ b/modules/ops_manager/dns.tf
@@ -12,7 +12,7 @@ resource "google_dns_record_set" "optional-ops-manager-dns" {
   name  = "pcf-optional.${var.dns_zone_dns_name}"
   type  = "A"
   ttl   = 300
-  count = "${min(length(split("", var.optional_opsman_image_url)),1)}"
+  count = "${min(length(split("", var.optional_opsman_image)),1)}"
 
   managed_zone = "${var.dns_zone_name}"
 
diff --git a/modules/ops_manager/eip.tf b/modules/ops_manager/eip.tf
index 96c0716..d26369b 100644
--- a/modules/ops_manager/eip.tf
+++ b/modules/ops_manager/eip.tf
@@ -4,5 +4,5 @@ resource "google_compute_address" "ops-manager-ip" {
 
 resource "google_compute_address" "optional-ops-manager-ip" {
   name  = "${var.env_name}-optional-ops-manager-ip"
-  count = "${min(length(split("", var.optional_opsman_image_url)),1)}"
+  count = "${min(length(split("", var.optional_opsman_image)),1)}"
 }
diff --git a/modules/ops_manager/optional_instance.tf b/modules/ops_manager/optional_instance.tf
index 4fcb7d6..a7db583 100644
--- a/modules/ops_manager/optional_instance.tf
+++ b/modules/ops_manager/optional_instance.tf
@@ -2,7 +2,7 @@ resource "google_compute_instance" "optional-ops-manager" {
   name         = "${var.env_name}-optional-ops-manager"
   machine_type = "${var.opsman_machine_type}"
   zone         = "${element(var.zones, 1)}"
-  count        = "${min(length(split("", var.optional_opsman_image_url)),1)}"
+  count        = "${min(length(split("", var.optional_opsman_image)),1)}"
   tags         = ["${var.env_name}-ops-manager-external"]
 
   timeouts {
diff --git a/modules/ops_manager/variables.tf b/modules/ops_manager/variables.tf
index 2e1514b..b916a2b 100644
--- a/modules/ops_manager/variables.tf
+++ b/modules/ops_manager/variables.tf
@@ -14,7 +14,7 @@ variable "opsman_machine_type" {}
 variable "opsman_storage_bucket_count" {}
 variable "opsman_image" {}
 
-variable "optional_opsman_image_url" {
+variable "optional_opsman_image" {
   default = ""
 }
 
diff --git a/terraforming-pas/main.tf b/terraforming-pas/main.tf
index bed4547..6f4f11b 100644
--- a/terraforming-pas/main.tf
+++ b/terraforming-pas/main.tf
@@ -34,7 +34,7 @@ module "ops_manager" {
 
   opsman_machine_type                = "${var.opsman_machine_type}"
   opsman_image                       = "${var.opsman_image}"
-  optional_opsman_image_url          = "${var.optional_opsman_image_url}"
+  optional_opsman_image              = "${var.optional_opsman_image}"
   create_iam_service_account_members = "${var.create_iam_service_account_members}"
 
   pcf_network_name = "${module.infra.network}"