diff --git a/bastion.tf b/bastion.tf
index a5c9734..96f5138 100644
--- a/bastion.tf
+++ b/bastion.tf
@@ -2,10 +2,11 @@
 ## All rights reserved. The Universal Permissive License (UPL), Version 1.0 as shown at http://oss.oracle.com/licenses/upl
 
 resource "oci_bastion_bastion" "bastion-service" {
-  count                        = var.use_private_subnet ? 1 : 0
-  bastion_type                 = "STANDARD"
-  compartment_id               = var.compartment_ocid
-  target_subnet_id             = oci_core_subnet.BastionSubnet[0].id
+  count          = var.use_private_subnet ? 1 : 0
+  bastion_type   = "STANDARD"
+  compartment_id = var.compartment_ocid
+  #  target_subnet_id             = oci_core_subnet.BastionSubnet[0].id
+  target_subnet_id             = oci_core_subnet.CassandraSubnet.id
   client_cidr_block_allow_list = ["0.0.0.0/0"]
   name                         = "BastionService"
   max_session_ttl_in_seconds   = 1800
diff --git a/network.tf b/network.tf
index 68a0162..2224be6 100644
--- a/network.tf
+++ b/network.tf
@@ -12,6 +12,7 @@ resource "oci_core_virtual_network" "CassandraVCN" {
   defined_tags   = { "${oci_identity_tag_namespace.ArchitectureCenterTagNamespace.name}.${oci_identity_tag.ArchitectureCenterTag.name}" = var.release }
 }
 
+
 ############################################
 # Create Internet Gateway
 ############################################
@@ -22,6 +23,7 @@ resource "oci_core_internet_gateway" "CassandraIG" {
   defined_tags   = { "${oci_identity_tag_namespace.ArchitectureCenterTagNamespace.name}.${oci_identity_tag.ArchitectureCenterTag.name}" = var.release }
 }
 
+
 ############################################
 # Create NAT Gateway
 ############################################
@@ -32,6 +34,7 @@ resource "oci_core_nat_gateway" "CassandraNATGW" {
   defined_tags   = { "${oci_identity_tag_namespace.ArchitectureCenterTagNamespace.name}.${oci_identity_tag.ArchitectureCenterTag.name}" = var.release }
 }
 
+
 ############################################
 # Create Route Table for Public Network
 ############################################
@@ -48,6 +51,7 @@ resource "oci_core_route_table" "CassandraPublicRT" {
   defined_tags = { "${oci_identity_tag_namespace.ArchitectureCenterTagNamespace.name}.${oci_identity_tag.ArchitectureCenterTag.name}" = var.release }
 }
 
+
 ############################################
 # Create Route Table for Private Network
 ############################################
@@ -106,21 +110,6 @@ resource "oci_core_security_list" "CassandraSL" {
   defined_tags = { "${oci_identity_tag_namespace.ArchitectureCenterTagNamespace.name}.${oci_identity_tag.ArchitectureCenterTag.name}" = var.release }
 }
 
-############################################
-# Create Subnets
-############################################
-resource "oci_core_subnet" "BastionSubnet" {
-  count             = var.use_private_subnet ? 1 : 0
-  cidr_block        = var.bastion_subnet_cidr
-  display_name      = "${var.label_prefix}BastionSubnet"
-  dns_label         = "bastion"
-  security_list_ids = [oci_core_virtual_network.CassandraVCN.default_security_list_id, oci_core_security_list.CassandraSL.id]
-  compartment_id    = var.compartment_ocid
-  vcn_id            = oci_core_virtual_network.CassandraVCN.id
-  route_table_id    = oci_core_route_table.CassandraPublicRT.id
-  dhcp_options_id   = oci_core_virtual_network.CassandraVCN.default_dhcp_options_id
-  defined_tags      = { "${oci_identity_tag_namespace.ArchitectureCenterTagNamespace.name}.${oci_identity_tag.ArchitectureCenterTag.name}" = var.release }
-}
 
 resource "oci_core_subnet" "CassandraSubnet" {
   cidr_block                 = var.cassandra_subnet_cidr
diff --git a/schema.yaml b/schema.yaml
index d089549..786fe9c 100755
--- a/schema.yaml
+++ b/schema.yaml
@@ -31,7 +31,6 @@ variableGroups:
   variables:
   - vcn_cidr
   - cassandra_subnet_cidr
-  - bastion_subnet_cidr
   - label_prefix
 
 - title: Compute Optional Configuration
@@ -180,16 +179,6 @@ variables:
     title: "Cassandra Subnet CIDR"
     description: "Choose Public or Private Subnet CIDR for your Cassandra cluster deployment."
 
-  bastion_subnet_cidr:
-    type: string
-    visible: 
-      and:
-        - use_private_subnet
-    required: false
-    pattern: "^(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9]?[0-9]).(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9]?[0-9]).(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9]?[0-9]).(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9]?[0-9])\\/(3[0-2]|[1-2]?[0-9])$"
-    title: "Bastion Subnet CIDR"
-    description: "Choose Public Subnet CIDR for your Bastion deployment."
-
   instance_os:
     type: enum
     required: false
diff --git a/tags.tf b/tags.tf
index ef81403..4c94e45 100644
--- a/tags.tf
+++ b/tags.tf
@@ -24,7 +24,7 @@ resource "oci_identity_tag" "ArchitectureCenterTag" {
 
   validator {
     validator_type = "ENUM"
-    values         = ["release", "1.2"]
+    values         = ["release", "1.3"]
   }
 
   provisioner "local-exec" {
diff --git a/variables.tf b/variables.tf
index 5cdc8a7..35d2578 100644
--- a/variables.tf
+++ b/variables.tf
@@ -15,7 +15,7 @@ variable "use_private_subnet" {
 
 variable "release" {
   description = "Reference Architecture Release (OCI Architecture Center)"
-  default     = "1.2"
+  default     = "1.3"
 }
 
 variable "instance_os" {
@@ -50,10 +50,6 @@ variable "vcn_cidr" {
   default = "10.0.0.0/16"
 }
 
-variable "bastion_subnet_cidr" {
-  default = "10.0.1.0/24"
-}
-
 variable "cassandra_subnet_cidr" {
   default = "10.0.2.0/24"
 }