diff --git a/infra/main.tofu b/infra/main.tofu
index b062c39..bfaa159 100644
--- a/infra/main.tofu
+++ b/infra/main.tofu
@@ -7,7 +7,7 @@ locals {
   ext_disk_size  = "16GiB"
   network_cidr   = "10.150.0.1/24"
 
-  master_count = 2
+  master_count = 3
   worker_count = 0
 
   image = "ubuntu/26.04"