diff --git a/proxmox.tf b/proxmox.tf
index 677e46c..c4badc8 100644
--- a/proxmox.tf
+++ b/proxmox.tf
@@ -47,43 +47,27 @@ resource "proxmox_virtual_environment_file" "vm_user_data" {
   source_raw {
     file_name = "cloud-init-iac-k8s-${each.key}.yaml"
     data      = yamlencode(
-      local.deep_merge(
-        [
-          yamldecode(file("${path.module}/cloud-init-base.yaml")),
-          yamldecode(templatefile("${path.module}/cloud-init-vm.yaml.tftpl", {
-            extra_packages = try(each.value.extra_packages, []),
-            extra_users    = try(each.value.extra_users, []),
-            extra_runcmd   = try(each.value.extra_runcmd, []),
-          }))
-        ]   
+      merge(
+        yamldecode(file("${path.module}/cloud-init-base.yaml")),
+        {
+          packages = concat(
+            try(yamldecode(file("${path.module}/cloud-init-base.yaml")).packages, []),
+            try(each.value.extra_packages, [])
+          ),
+          users = concat(
+            try(yamldecode(file("${path.module}/cloud-init-base.yaml")).users, []),
+            try(each.value.extra_users, [])
+          ),
+          runcmd = concat(
+            try(yamldecode(file("${path.module}/cloud-init-base.yaml")).runcmd, []),
+            try(each.value.extra_runcmd, [])
+          )
+        }
       )
     )
-  }
+
 }
 
-locals {
-  deep_merge = function("deep_merge", [any, any], any, <<-EOT
-    base, override = args
-    result = {}
-    for k in setunion(keys(base), keys(override)) {
-      if can(base[k]) && can(override[k]) {
-        if type(base[k]) == list && type(override[k]) == list {
-          result[k] = concat(base[k], override[k])
-        } else if type(base[k]) == map && type(override[k]) == map {
-          result[k] = deep_merge(base[k], override[k])
-        } else {
-          result[k] = override[k]
-        }
-      } else if can(override[k]) {
-        result[k] = override[k]
-      } else {
-        result[k] = base[k]
-      }
-    }
-    return result
-  EOT
-  )
-}
 
 resource "proxmox_virtual_environment_vm" "proxmox-kubernetes-VM-template" {