diff --git a/applications/jupyter/variables.tf b/applications/jupyter/variables.tf
index 63235e38b..0c22233ef 100644
--- a/applications/jupyter/variables.tf
+++ b/applications/jupyter/variables.tf
@@ -112,6 +112,7 @@ variable "url_domain_name" {
 variable "support_email" {
   type        = string
   description = "Email for users to contact with questions about their consent"
+  default     = ""
 }
 
 variable "client_id" {
diff --git a/applications/jupyter/workloads-without-iap.example.tfvars b/applications/jupyter/workloads-without-iap.example.tfvars
index 685262afa..72df99e84 100644
--- a/applications/jupyter/workloads-without-iap.example.tfvars
+++ b/applications/jupyter/workloads-without-iap.example.tfvars
@@ -26,10 +26,9 @@ cluster_membership_id = "" # required only for private clusters, default: cluste
 #######################################################
 
 ## JupyterHub variables
-namespace                   = "jupyter"
-gcs_bucket                  = "<gcs-bucket>"
-create_service_account      = true
-gcp_and_k8s_service_account = "jupyter-service-account"
+namespace                            = "jupyter"
+gcs_bucket                           = "<gcs-bucket>"
+workload_identity_service_account    = "jupyter-service-account"
 
 # Jupyterhub without IAP
 add_auth                  = false