diff --git a/examples/full-setup-tf-upgrade/tgw/vpc-transit-gateway.tf b/examples/full-setup-tf-upgrade/tgw/vpc-transit-gateway.tf
index 7f76b47..cdc1a55 100644
--- a/examples/full-setup-tf-upgrade/tgw/vpc-transit-gateway.tf
+++ b/examples/full-setup-tf-upgrade/tgw/vpc-transit-gateway.tf
@@ -24,6 +24,11 @@ module "vpc_tgw_data" {
   transit_gateway_label       = var.tgw_label
   route_prefix_list_name      = format("transit-gateway.%v", var.tgw_label)
   vpn_route_prefix_list_name  = format("vpn-transit-gateway.%v", var.tgw_label)
+
+  tags = merge(
+    local.common_tags,
+    #    local.var.shared_vpc_label!=null ? { "boc:network_shared"= var.shared_vpc_label } : {},
+  )
 }
 
 
@@ -53,6 +58,11 @@ module "vpc_tgw_self" {
   route_prefix_list_name      = format("transit-gateway.%v", var.tgw_label)
   vpn_route_prefix_list_name  = format("vpn-transit-gateway.%v", var.tgw_label)
   data_input                  = module.vpc_tgw_data.data_output
+
+  tags = merge(
+    local.common_tags,
+    #    local.var.shared_vpc_label!=null ? { "boc:network_shared"= var.shared_vpc_label } : {},
+  )
 }
 
 module "vpc_tgw_peer" {
@@ -79,5 +89,10 @@ module "vpc_tgw_peer" {
   vpn_route_prefix_list_name  = format("vpn-transit-gateway.%v", var.tgw_label)
   data_input                  = module.vpc_tgw_data.data_output
 
+  tags = merge(
+    local.common_tags,
+    #    local.var.shared_vpc_label!=null ? { "boc:network_shared"= var.shared_vpc_label } : {},
+  )
+
   depends_on = [module.vpc_tgw_self]
 }