diff --git a/nacls/main.tf b/nacls/main.tf
index 5cad4da..efc021b 100644
--- a/nacls/main.tf
+++ b/nacls/main.tf
@@ -36,9 +36,9 @@ locals {
     "boc:created_by"        = "terraform"
   }
 
-  public_ids     = length(var.public_subnet_ids) > 0 ? var.public_subnet_ids : [for subnet in var.public_subnets_ids : subnet.id if try(lookup(subnet.tags, "boc:vpc:route-table", null)) != "attachment"]
-  private_ids    = length(var.private_subnet_ids) > 0 ? var.private_subnet_ids : [for subnet in var.private_subnets_ids : subnet.id]
-  attachment_ids = length(var.attachment_subnet_ids) > 0 ? var.attachment_subnet_ids : [for subnet in var.private_subnets_ids : subnet.id if try(lookup(subnet.tags, "boc:vpc:route-table", null)) == "attachment"]
+  public_ids     = length(var.public_subnet_ids) > 0 ? var.public_subnet_ids : [for subnet in var.public_subnets_ids : subnet.id]
+  private_ids    = length(var.private_subnet_ids) > 0 ? var.private_subnet_ids : [for subnet in var.private_subnets_ids : subnet.id if lookup(subnet.tags, "boc:vpc:route-table", null) != "attachment"]
+  attachment_ids = length(var.attachment_subnet_ids) > 0 ? var.attachment_subnet_ids : [for subnet in var.private_subnets_ids : subnet.id if lookup(subnet.tags, "boc:vpc:route-table", null) == "attachment"]
 }
 
 #---