diff --git a/routing/main.tf b/routing/main.tf
index 45f266e..563d111 100644
--- a/routing/main.tf
+++ b/routing/main.tf
@@ -111,7 +111,7 @@ resource "aws_internet_gateway" "gateway" {
 # assume only 1 public subnet block (per AZ)
 # should figure out the first one
 locals {
-  public_subnet_ids_az = { for subnet in var.public_subnets_ids : subnet.availability_zone => subnet }
+  public_subnets_ids_az = { for subnet in var.public_subnets_ids : subnet.availability_zone => subnet }
 }
 
 resource "aws_nat_gateway" "nat" {