diff --git a/main.tf b/main.tf
index 87f939c4..66eb07f7 100644
--- a/main.tf
+++ b/main.tf
@@ -389,7 +389,7 @@ module "vm_mig" {
       type                         = "OPPORTUNISTIC"
       instance_redistribution_type = "NONE"
       minimal_action               = var.is_replicated_deployment ? "RESTART" : "REPLACE"
-      max_unavailable_fixed        = var.is_replicated_deployment ? 3 : null
+      max_unavailable_fixed        = 3
       max_surge_fixed              = null
       max_surge_percent            = null
       max_unavailable_percent      = null