diff --git a/modules/azure/scalardl/cluster/main.tf b/modules/azure/scalardl/cluster/main.tf
index 80ac5515b..6b8adb99d 100644
--- a/modules/azure/scalardl/cluster/main.tf
+++ b/modules/azure/scalardl/cluster/main.tf
@@ -12,6 +12,7 @@ module "cluster" {
   vnet_subnet_id                = var.subnet_id
   vm_size                       = var.resource_type
   ssh_key                       = var.public_key_path
+  storage_account_type          = "StandardSSD_LRS"
   storage_os_disk_size          = var.resource_root_volume_size
   availability_set_id           = var.availability_set_id
   delete_os_disk_on_termination = true
diff --git a/modules/azure/scalardl/envoy.tf b/modules/azure/scalardl/envoy.tf
index 4ce4190d0..8429abd78 100644
--- a/modules/azure/scalardl/envoy.tf
+++ b/modules/azure/scalardl/envoy.tf
@@ -18,6 +18,7 @@ module "envoy_cluster" {
   vnet_subnet_id                = local.envoy.subnet_id
   vm_size                       = local.envoy.resource_type
   ssh_key                       = local.public_key_path
+  storage_account_type          = "StandardSSD_LRS"
   storage_os_disk_size          = local.envoy.resource_root_volume_size
   delete_os_disk_on_termination = true
   remote_port                   = local.envoy.target_port