diff --git a/vpc-interface-endpoint/README.md b/vpc-interface-endpoint/README.md
index 1764ea9..c580d83 100644
--- a/vpc-interface-endpoint/README.md
+++ b/vpc-interface-endpoint/README.md
@@ -43,8 +43,8 @@ data "aws_network_interface" "interfaces" {
   id       = each.key
 }
 locals {
-  "subnet_interface_id_map" = { for k, v in data.aws_network_interface.interfaces : v.subnet_id => k }
-  "subnet_interface_ip_map" = { for k, v in data.aws_network_interface.interfaces : v.subnet_id => v.private_ip }
+  subnet_interface_id_map = { for k, v in data.aws_network_interface.interfaces : v.subnet_id => k }
+  subnet_interface_ip_map = { for k, v in data.aws_network_interface.interfaces : v.subnet_id => v.private_ip }
 }
 ```
 
diff --git a/vpc-interface-endpoint/main.tf b/vpc-interface-endpoint/main.tf
index d879540..23f268d 100644
--- a/vpc-interface-endpoint/main.tf
+++ b/vpc-interface-endpoint/main.tf
@@ -44,8 +44,8 @@
 *   id       = each.key
 * }
 * locals {
-*   "subnet_interface_id_map" = { for k, v in data.aws_network_interface.interfaces : v.subnet_id => k }
-*   "subnet_interface_ip_map" = { for k, v in data.aws_network_interface.interfaces : v.subnet_id => v.private_ip }
+*   subnet_interface_id_map = { for k, v in data.aws_network_interface.interfaces : v.subnet_id => k }
+*   subnet_interface_ip_map = { for k, v in data.aws_network_interface.interfaces : v.subnet_id => v.private_ip }
 * }
 * ```
 *