diff --git a/istio_ports.tf b/istio_ports.tf
index 13fd7d0..7351588 100644
--- a/istio_ports.tf
+++ b/istio_ports.tf
@@ -61,7 +61,7 @@ locals {
     for ikey, ivalue in local.istio_ports :
     "${ikey}_ingress" => {
       description = ivalue.description
-      protocolo   = "tcp"
+      protocol    = "tcp"
       from_port   = ivalue.from_port
       to_port     = ivalue.to_port
       type        = "ingress"