diff --git a/modules/gke-cluster/main.tf b/modules/gke-cluster/main.tf
index faf435e4d..9de06be8f 100644
--- a/modules/gke-cluster/main.tf
+++ b/modules/gke-cluster/main.tf
@@ -279,7 +279,6 @@ resource "google_container_cluster" "cluster" {
   }
 
   dynamic "notification_config" {
-
     for_each = var.notification_config != null ? [""] : []
     content {
       pubsub {
@@ -288,7 +287,6 @@ resource "google_container_cluster" "cluster" {
       }
     }
   }
-
 }
 
 resource "google_compute_network_peering_routes_config" "gke_master" {
diff --git a/modules/gke-cluster/variables.tf b/modules/gke-cluster/variables.tf
index 8b38a8aec..4c2bf2ecd 100644
--- a/modules/gke-cluster/variables.tf
+++ b/modules/gke-cluster/variables.tf
@@ -236,11 +236,13 @@ variable "node_locations" {
   type        = list(string)
   default     = []
 }
+
 variable "notification_config" {
   description = "GKE Cluster upgrade notifications via PubSub."
   type        = bool
   default     = false
 }
+
 variable "peering_config" {
   description = "Configure peering with the master VPC for private clusters."
   type = object({