diff --git a/vpc-interface-endpoint/README.md b/vpc-interface-endpoint/README.md
index 54c9d3e..987c8f6 100644
--- a/vpc-interface-endpoint/README.md
+++ b/vpc-interface-endpoint/README.md
@@ -53,6 +53,7 @@ No modules.
 | [aws_vpc_endpoint.interface_endpoint](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/vpc_endpoint) | resource |
 | [aws_arn.current](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/arn) | data source |
 | [aws_caller_identity.current](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/caller_identity) | data source |
+| [aws_network_interface.vpce_interfaces](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/network_interface) | data source |
 | [aws_region.current](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/region) | data source |
 | [aws_vpc_endpoint_service.interface_endpoint](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/data-sources/vpc_endpoint_service) | data source |
 
diff --git a/vpc-interface-endpoint/outputs.tf b/vpc-interface-endpoint/outputs.tf
index 8e8cc3b..9aff205 100644
--- a/vpc-interface-endpoint/outputs.tf
+++ b/vpc-interface-endpoint/outputs.tf
@@ -1,7 +1,7 @@
-# data "aws_network_interface" "vpce_interfaces" {
-#   for_each = toset(aws_vpc_endpoint.interface_endpoint.network_interface_ids)
-#   id       = each.key
-# }
+data "aws_network_interface" "vpce_interfaces" {
+  for_each = toset(aws_vpc_endpoint.interface_endpoint.network_interface_ids)
+  id       = each.key
+}
 
 output "vpce_service_info" {
   description = "VPC Interface Endpoint information for service"
@@ -13,6 +13,6 @@ output "vpce_service_info" {
     "subnet_ids"              = aws_vpc_endpoint.interface_endpoint.subnet_ids,
     "network_interface_ids"   = aws_vpc_endpoint.interface_endpoint.network_interface_ids,
     "subnet_interface_id_map" = zipmap(tolist(aws_vpc_endpoint.interface_endpoint.subnet_ids), tolist(aws_vpc_endpoint.interface_endpoint.network_interface_ids)),
-    #    "subnet_interface_ip_map" = zipmap(tolist(aws_vpc_endpoint.interface_endpoint.subnet_ids), [for k, v in data.aws_network_interface.vpce_interfaces : v.private_ip]),
+    "subnet_interface_ip_map" = zipmap(tolist(aws_vpc_endpoint.interface_endpoint.subnet_ids), [for k, v in data.aws_network_interface.vpce_interfaces : v.private_ip]),
   }
 }