diff --git a/vpn/main.tf b/vpn/main.tf
index 331b932..4e18668 100644
--- a/vpn/main.tf
+++ b/vpn/main.tf
@@ -136,8 +136,8 @@ resource "aws_vpn_connection" "vpn" {
 locals {
   vpn_route_table_ids = [
     for pair in setproduct(keys(local.vpn_settings), var.route_table_ids) : {
-      site           = pair[0].key
-      route_table_id = pair[1].key
+      site           = pair[0]
+      route_table_id = pair[1]
     }
   ]
 }