diff --git a/init.tf b/init.tf
index 3ccc6fe..f50341b 100644
--- a/init.tf
+++ b/init.tf
@@ -13,7 +13,7 @@ resource "null_resource" "first_control_plane" {
       token                    = random_password.k3s_token.result
       cluster-init             = true
       disable-cloud-controller = true
-      disable                  = concat(["local-storage"], local.is_single_node_cluster ? [] : ["servicelb"], var.traefik_enabled ? [] : ["traefik"], var.metric_server_enabled ? [] : ["metric-server"])
+      disable                  = concat(["local-storage"], local.is_single_node_cluster ? [] : ["servicelb"], var.traefik_enabled ? [] : ["traefik"], var.metrics_server_enabled ? [] : ["metrics-server"])
       flannel-iface            = "eth1"
       kubelet-arg              = "cloud-provider=external"
       node-ip                  = module.control_planes[0].private_ipv4_address
diff --git a/terraform.tfvars.example b/terraform.tfvars.example
index cd00045..4340743 100644
--- a/terraform.tfvars.example
+++ b/terraform.tfvars.example
@@ -62,7 +62,7 @@ load_balancer_type        = "lb11"
 # traefik_enabled = false
 
 # If you want to disable the metric server, you can! By defaults it is enabled.
-# metric_server_enabled = false
+# metrics_server_enabled = false
 
 # If you want to allow non-control-plane workloads to run on the control-plane nodes set "true" below. The default is "false".
 # Also good for single node clusters.
diff --git a/variables.tf b/variables.tf
index a5f6b22..2b5a694 100644
--- a/variables.tf
+++ b/variables.tf
@@ -93,7 +93,7 @@ variable "allow_scheduling_on_control_plane" {
   description = "Whether to allow non-control-plane workloads to run on the control-plane nodes"
 }
 
-variable "metric_server_enabled" {
+variable "metrics_server_enabled" {
   type        = bool
   default     = true
   description = "Whether to enable or disbale k3s mertric server"