diff --git a/README.md b/README.md
index f5d0301..81cc5c7 100644
--- a/README.md
+++ b/README.md
@@ -100,7 +100,7 @@ To scale the number of nodes up or down, just make sure to properly `kubectl dra
 For instance:
 
 ```tfvars
-servers_num = 4
+control_plane_count = 4
 agents_num = 3
 ```
 
diff --git a/servers.tf b/servers.tf
index 0263f15..9f26677 100644
--- a/servers.tf
+++ b/servers.tf
@@ -1,7 +1,7 @@
 module "control_planes" {
   source = "./modules/host"
 
-  count = var.servers_num
+  count = var.control_plane_count
   name  = "k3s-control-plane-${count.index}"
 
   ssh_keys               = [hcloud_ssh_key.k3s.id]
@@ -28,7 +28,7 @@ module "control_planes" {
 }
 
 resource "null_resource" "control_planes" {
-  count = var.servers_num
+  count = var.control_plane_count
 
   triggers = {
     control_plane_id = module.control_planes[count.index].id
diff --git a/terraform.tfvars.example b/terraform.tfvars.example
index f3942ce..5ae9930 100644
--- a/terraform.tfvars.example
+++ b/terraform.tfvars.example
@@ -20,7 +20,7 @@ control_plane_server_type = "cpx11"
 lb_server_type            = "lb11"
 
 # At least 3 server nodes is recommended for HA, otherwise you need to turn off automatic upgrade (see ReadMe).
-servers_num = 3
+control_plane_count = 3
 
 
 agent_nodepools = {
diff --git a/variables.tf b/variables.tf
index 24bb8f1..a0ed062 100644
--- a/variables.tf
+++ b/variables.tf
@@ -45,6 +45,11 @@ variable "control_plane_server_type" {
   type        = string
 }
 
+variable "control_plane_count" {
+  description = "Number of control plane nodes."
+  type        = number
+}
+
 
 variable "lb_server_type" {
   description = "Default load balancer server type"
@@ -57,11 +62,6 @@ variable "lb_disable_ipv6" {
   default     = false
 }
 
-variable "servers_num" {
-  description = "Number of control plane nodes."
-  type        = number
-}
-
 variable "agent_nodepools" {
   description = "Number of agent nodes."
   type        = map(any)