diff --git a/terraform/terraform.tfvars b/terraform/terraform.tfvars
index 47bf16a..36d8f09 100644
--- a/terraform/terraform.tfvars
+++ b/terraform/terraform.tfvars
@@ -14,6 +14,6 @@ control_plane_cores     = 1
 control_plane_memory_mb = 4096
 control_plane_disk_size = "40G"
 
-worker_cores     = [4, 4, 3]
+worker_cores     = [4, 4, 4]
 worker_memory_mb = [12288, 12288, 12288]
 worker_disk_size = "60G"
diff --git a/terraform/variables.tf b/terraform/variables.tf
index 0510ca6..b77eab8 100644
--- a/terraform/variables.tf
+++ b/terraform/variables.tf
@@ -65,7 +65,7 @@ variable "control_plane_memory_mb" {
 
 variable "worker_cores" {
   type        = list(number)
-  default     = [4, 4, 3]
+  default     = [4, 4, 4]
   description = "vCPU cores for each worker VM"
 }