diff --git a/terraform/environments/oasys-national-reporting/locals_preproduction.tf b/terraform/environments/oasys-national-reporting/locals_preproduction.tf
index 84349919c93..0a658a6dd4c 100644
--- a/terraform/environments/oasys-national-reporting/locals_preproduction.tf
+++ b/terraform/environments/oasys-national-reporting/locals_preproduction.tf
@@ -154,7 +154,7 @@ locals {
           domain_name                      = "azure.hmpp.root"
           username                         = "svc_fsx_windows"
           password_secret_name             = "/sap/bods/pp/passwords"
-          file_system_administrators_group = "Administrators"
+          file_system_administrators_group = "Domain Join"
         }
         tags = {
           backup = true