diff --git a/main.tf b/main.tf
index e05b8fc..b9282ea 100644
--- a/main.tf
+++ b/main.tf
@@ -77,7 +77,7 @@ module "preinstall" {
   source = "git@github.it.census.gov:SOA/tfmod-config-job.git//config-job"
 
   namespace            = local.ns
-  service_account_name = module.service_account[0].service_account_name
+  service_account_name = module.service_account.service_account_name
   job_name             = "istio-tools-config-job"
   config_script        = local.preinstall_script
 }