diff --git a/bootstrap/service/main.tf b/bootstrap/service/main.tf
index b87b7b0..e103793 100644
--- a/bootstrap/service/main.tf
+++ b/bootstrap/service/main.tf
@@ -2,16 +2,11 @@ variable "namespace" {}
 variable "network" {
   type = string
 }
-variable "salt" {}
 variable "prune" {
   type = bool
 }
-variable "instance_name" {
-  type = string
-}
 
 locals {
-  instance     = "${var.instance_name}-${var.salt}"
   service_name = var.prune ? "kupo-${var.network}-pruned" : "kupo-${var.network}"
 }
 
@@ -29,7 +24,7 @@ resource "kubernetes_service_v1" "well_known_service" {
     }
 
     selector = {
-      "cardano.demeter.run/network" = var.network
+      "cardano.demeter.run/network"     = var.network
       "cardano.demeter.run/kupo-pruned" = var.prune ? "true" : "false"
     }