diff --git a/.gitignore b/.gitignore
index f880b3a..d71e1b8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -25,6 +25,7 @@ override.tf
 override.tf.json
 *_override.tf
 *_override.tf.json
+*_override.tfvars
 
 # Include override files you do wish to add to version control using negated pattern
 #
diff --git a/cloud_Azure/terraform/module/examples/single_account_multiple_resource_groups/terraform.tfvars b/cloud_Azure/terraform/module/examples/single_account_multiple_resource_groups/terraform.tfvars
index beb0110..b63846c 100644
--- a/cloud_Azure/terraform/module/examples/single_account_multiple_resource_groups/terraform.tfvars
+++ b/cloud_Azure/terraform/module/examples/single_account_multiple_resource_groups/terraform.tfvars
@@ -1,8 +1,8 @@
 # Azure
 subscription_id = ""
 location = ""
-resource_group_names = []
-storage_account_names = []
+resource_group_names = [""]
+storage_account_names = [""]
 
 # Kentik
 email= ""
diff --git a/cloud_Azure/terraform/module/network_watcher.tf b/cloud_Azure/terraform/module/network_watcher.tf
index 1a56354..b2dbca0 100644
--- a/cloud_Azure/terraform/module/network_watcher.tf
+++ b/cloud_Azure/terraform/module/network_watcher.tf
@@ -13,7 +13,7 @@ data "azurerm_network_watcher" "network_watcher" {
 #   "ResourceGroupName2" -> "NetworkSercurityGroupId3,NetworkSecurityGroupId4"
 # }
 data "external" "nsg_data_source" {
-  program = ["python", "${path.module}/get_nsg.py"]
+  program = ["python3", "${path.module}/get_nsg.py"]
   query = {
     resource_group_names = join(",", var.resource_group_names)
   }
diff --git a/cloud_Azure/terraform/module/service_principal.tf b/cloud_Azure/terraform/module/service_principal.tf
index da2cf52..d625e84 100644
--- a/cloud_Azure/terraform/module/service_principal.tf
+++ b/cloud_Azure/terraform/module/service_principal.tf
@@ -1,7 +1,7 @@
 data "azuread_client_config" "current" {}
 
 data "azuread_service_principals" "existing_nsg_flow_exporter" {
-  application_ids = [var.flow_exporter_application_id]
+  client_ids = [var.flow_exporter_application_id]
   ignore_missing = true
 }
 
@@ -14,7 +14,7 @@ locals {
 resource "azuread_service_principal" "new_nsg_flow_exporter" {
   count = local.nsg_flow_exporter_already_exists ? 0 : 1
 
-  application_id               = var.flow_exporter_application_id
+  client_id               = var.flow_exporter_application_id
   app_role_assignment_required = false
   owners                       = [data.azuread_client_config.current.object_id]