diff --git a/modules/powervs-vpc-landing-zone/README.md b/modules/powervs-vpc-landing-zone/README.md
index dc70f922..8f8e553b 100644
--- a/modules/powervs-vpc-landing-zone/README.md
+++ b/modules/powervs-vpc-landing-zone/README.md
@@ -114,7 +114,7 @@ Creates VPC Landing Zone | Performs VPC VSI OS Config | Creates PowerVS Infrastr
 | <a name="module_configure_network_services"></a> [configure\_network\_services](#module\_configure\_network\_services) | ./submodules/ansible | n/a |
 | <a name="module_configure_scc_wp_agent"></a> [configure\_scc\_wp\_agent](#module\_configure\_scc\_wp\_agent) | ./submodules/ansible | n/a |
 | <a name="module_landing_zone"></a> [landing\_zone](#module\_landing\_zone) | terraform-ibm-modules/landing-zone/ibm//patterns//vsi//module | 8.8.0 |
-| <a name="module_powervs_workspace"></a> [powervs\_workspace](#module\_powervs\_workspace) | terraform-ibm-modules/powervs-workspace/ibm | 4.0.8 |
+| <a name="module_powervs_workspace"></a> [powervs\_workspace](#module\_powervs\_workspace) | terraform-ibm-modules/powervs-workspace/ibm | 4.0.0 |
 | <a name="module_private_secret_engine"></a> [private\_secret\_engine](#module\_private\_secret\_engine) | terraform-ibm-modules/secrets-manager-private-cert-engine/ibm | 1.10.2 |
 | <a name="module_scc_wp_instance"></a> [scc\_wp\_instance](#module\_scc\_wp\_instance) | terraform-ibm-modules/scc-workload-protection/ibm | 1.14.2 |
 | <a name="module_secrets_manager_group"></a> [secrets\_manager\_group](#module\_secrets\_manager\_group) | terraform-ibm-modules/secrets-manager-secret-group/ibm | 1.3.15 |
diff --git a/modules/powervs-vpc-landing-zone/powervs-ws.tf b/modules/powervs-vpc-landing-zone/powervs-ws.tf
index 67ce05fe..e650588e 100644
--- a/modules/powervs-vpc-landing-zone/powervs-ws.tf
+++ b/modules/powervs-vpc-landing-zone/powervs-ws.tf
@@ -27,7 +27,7 @@ locals {
 
 module "powervs_workspace" {
   source  = "terraform-ibm-modules/powervs-workspace/ibm"
-  version = "4.0.8"
+  version = "4.0.0"
 
   providers = { ibm = ibm.ibm-pi }
 
diff --git a/solutions/standard-plus-vsi/locals.tf b/solutions/standard-plus-vsi/locals.tf
index d42e2275..cb124605 100644
--- a/solutions/standard-plus-vsi/locals.tf
+++ b/solutions/standard-plus-vsi/locals.tf
@@ -97,7 +97,7 @@ locals {
   }
 
   network_services_config = {
-    squid = { enable = true, squid_server_ip_port = module.standard.proxy_host_or_ip_port, no_proxy_hosts = "161.0.0.0/0,${var.vpc_subnet_cidrs.vpn},${var.vpc_subnet_cidrs.mgmt},${var.vpc_subnet_cidrs.vpe},${var.vpc_subnet_cidrs.edge},${var.powervs_management_network != null ? "${var.powervs_management_network.cidr}," : ""}${var.powervs_backup_network != null ? "${var.powervs_backup_network.cidr}," : ""}${var.client_to_site_vpn.client_ip_pool}" }
+    squid = { enable = true, squid_server_ip_port = module.standard.proxy_host_or_ip_port, no_proxy_hosts = "161.0.0.0/8,${var.vpc_subnet_cidrs.vpn},${var.vpc_subnet_cidrs.mgmt},${var.vpc_subnet_cidrs.vpe},${var.vpc_subnet_cidrs.edge},${var.powervs_management_network != null ? "${var.powervs_management_network.cidr}," : ""}${var.powervs_backup_network != null ? "${var.powervs_backup_network.cidr}," : ""}${var.client_to_site_vpn.client_ip_pool}" }
     nfs   = { enable = var.configure_nfs_server, nfs_server_path = module.standard.nfs_host_or_ip_path, nfs_client_path = lookup(var.nfs_server_config, "mount_path", ""), opts = "sec=sys,nfsvers=4.1,nofail", fstype = "nfs4" }
     dns   = { enable = var.configure_dns_forwarder, dns_server_ip = module.standard.dns_host_or_ip }
     ntp   = { enable = var.configure_ntp_forwarder, ntp_server_ip = module.standard.ntp_host_or_ip }