diff --git a/vpn-transit-gateway/cloudwatch.tf b/vpn-transit-gateway/cloudwatch.tf
index ee5c0dd..7003cf4 100644
--- a/vpn-transit-gateway/cloudwatch.tf
+++ b/vpn-transit-gateway/cloudwatch.tf
@@ -12,6 +12,6 @@ resource "aws_cloudwatch_log_group" "log" {
       "boc:tgw_environment"   = var.tgw_environment
       "boc:vpn:connection_id" = each.value.vpn_connection_id
     },
-    v.tunnel1_interface_number != "" ? { "boc:vpn:tunnel_interfaces" = join(" ", [v.tunnel1_interface_number, v.tunnel2_interface_number]) } : {},
+    each.value.tunnel1_interface_number != "" ? { "boc:vpn:tunnel_interfaces" = join(" ", [each.value.tunnel1_interface_number, each.value.tunnel2_interface_number]) } : {},
   )
 }