diff --git a/main.tf b/main.tf
index 1c3b9939547da7ef14e926700a84dc9bd37ca806..99da7dce2f3236cc77a46eced328595a4d7a1cb8 100644
--- a/main.tf
+++ b/main.tf
@@ -14,19 +14,6 @@ provider "openstack" {
     }
 }
 
-# runs the internal-network module
-module "cluster-network" {
-    internal_net = var.internal_network
-    source = "./internal-network"
-    # Default name var is in the module main file
-    admin_state_up = var.admin_state_up
-    enable_dhcp = var.enable_dhcp
-}
-# calls the outputs defined in the internal-network module
-output "internal_network_id" {
-    value = "${module.cluster-network.internal_network_id}"
-}
-
 # runs the floating-ip module - uses public network name defined above
 module "floating-ip-address" {
     source = "./floating-ip"
@@ -62,8 +49,6 @@ module "create-ohpc-instance" {
     flavor = var.flavor
     key_pair = module.import-keypair.keypair_name
     external_network = data.openstack_networking_network_v2.external_net.id
-    internal_network = "${module.cluster-network.internal_network_id}"
-    internal_ip = var.ohpc_private_ip
     floating_ip_ohpc = module.floating-ip-address.ohpc_address
     ohpc_user =  var.ohpc_user
     ssh_private_key = var.ssh_private_key
diff --git a/ohpc-instance/main.tf b/ohpc-instance/main.tf
index f9686296cefca24b84a3e31793768d8f62ed2f5a..433e10efebf3de9cb373dc0e18bc94027cea96a1 100644
--- a/ohpc-instance/main.tf
+++ b/ohpc-instance/main.tf
@@ -17,8 +17,6 @@ variable "flavor" {}
 # is created in key-pair module and called in root module
 variable "key_pair" {type = string}
 
-variable "internal_network" {}
-variable "internal_ip" {}
 variable "external_network" {}
 
 # is created in floating-ip module and called in root module
@@ -49,10 +47,6 @@ resource "openstack_compute_instance_v2" "ohpc" {
   network {
     uuid = var.external_network
   }
-  network {
-    uuid = var.internal_network
-    fixed_ip_v4 = var.internal_ip
-  }
 }
 
 # associates floating ip with the OHPC instance