diff --git a/main.tf b/main.tf
index 2e32c33..cb1bb4d 100644
--- a/main.tf
+++ b/main.tf
@@ -101,6 +101,7 @@ module "gke" {
   subnetwork              = local.vpc_subnetwork
   azs                     = local.azs
   disk_size_gb            = var.default_node_disk_size
+  disk_type               = var.default_node_disk_type
   vpc_master_cidr_block   = var.vpc_master_cidr_block
   machine_type            = var.machine_type
   enable_ch_node_pool     = var.enable_ch_node_pool
diff --git a/variables.tf b/variables.tf
index 76386be..de82984 100644
--- a/variables.tf
+++ b/variables.tf
@@ -492,6 +492,12 @@ variable "default_node_disk_size" {
   description = "Root disk size for a cluster node"
 }
 
+variable "default_node_disk_type" {
+  type        = string
+  default     = "pd-standard"
+  description = "The disk type for the GKE cluster nodes"
+}
+
 variable "vpc_master_cidr_block" {
   type        = string
   default     = "192.168.0.0/28"