diff --git a/proxmox/terraform/modules/node/main.tf b/proxmox/terraform/modules/node/main.tf
--- a/proxmox/terraform/modules/node/main.tf
+++ b/proxmox/terraform/modules/node/main.tf
@@ -77,10 +77,13 @@
   #### provisioning: (creation time only) connect through ssh
   # Let puppet do its install
   provisioner "remote-exec" {
-    inline = [
-      "sed -i 's/127.0.1.1/${lookup(var.networks[0], "ip")}/g' /etc/hosts",
-      "puppet agent --server ${var.config["puppet_master"]} --environment=${var.config["puppet_environment"]} --waitforcert 60 --test || echo 'Node provisionned!'",
-    ]
+    inline = concat(
+      var.pre_provision_steps,
+      [
+        "sed -i 's/127.0.1.1/${lookup(var.networks[0], "ip")}/g' /etc/hosts",
+        "puppet agent --server ${var.config["puppet_master"]} --environment=${var.config["puppet_environment"]} --waitforcert 60 --test || echo 'Node provisionned!'",
+      ]
+    )
     connection {
       type = "ssh"
       user = "root"
diff --git a/proxmox/terraform/modules/node/variables.tf b/proxmox/terraform/modules/node/variables.tf
--- a/proxmox/terraform/modules/node/variables.tf
+++ b/proxmox/terraform/modules/node/variables.tf
@@ -87,3 +87,10 @@
   description = "Local config to avoid duplication from the main module"
   type        = map(string)
 }
+
+
+variable "pre_provision_steps" {
+    description = "List of sequential provisioning steps to apply"
+    type        = list(string)
+    default     = []
+}
diff --git a/proxmox/terraform/staging/staging.tf b/proxmox/terraform/staging/staging.tf
--- a/proxmox/terraform/staging/staging.tf
+++ b/proxmox/terraform/staging/staging.tf
@@ -51,13 +51,11 @@
       size         = "20G"
     }
   ]
-    # inline = [
-    #   "sysctl -w net.ipv4.ip_forward=1",
-    #   "sed -i 's/#net.ipv4.ip_forward=1/net.ipv4.ip_forward=1/g' /etc/sysctl.conf",
-    #   "iptables -t nat -A POSTROUTING -s 192.168.128.0/24 -o eth0 -j MASQUERADE",
-    #   "sed -i 's/127.0.1.1/${var.gateway_ip}/g' /etc/hosts",
-    #   "puppet agent --server ${var.puppet_master} --environment=${var.puppet_environment} --waitforcert 60 --test || echo 'Node provisionned!'",
-    # ]
+  pre_provision_steps = [
+    "sysctl -w net.ipv4.ip_forward=1",
+    "sed -i 's/#net.ipv4.ip_forward=1/net.ipv4.ip_forward=1/g' /etc/sysctl.conf",
+    "iptables -t nat -A POSTROUTING -s 192.168.128.0/24 -o eth0 -j MASQUERADE",
+  ]
 }
 
 module "storage0" {